| Patents for B24B 19 - Single purpose machines or devices for particular grinding operations not covered by any other main group (7,169) |
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| 09/08/1999 | CN2336912Y Machine for grinding grooves on glasses |
| 09/02/1999 | WO1999043469A1 Multi-pass grinding method |
| 09/02/1999 | DE19808039A1 Smoothing trowel renovation for wall and floor tile placement |
| 09/02/1999 | DE19806688A1 Non-round boring processing device |
| 09/01/1999 | EP0938949A1 Electrodeless electrolytic dressing grinding method and apparatus |
| 09/01/1999 | EP0938948A1 Method and apparatus for profile mirror surface grinding |
| 09/01/1999 | EP0938398A1 Variable volume coolant system |
| 09/01/1999 | EP0819038B1 Machine part |
| 09/01/1999 | CN2335740Y Spring lapping machine |
| 09/01/1999 | CN1227518A Workpiece inspection and handling |
| 08/31/1999 | US5944592 Sharpener apparatus |
| 08/26/1999 | DE19806975A1 System for grinding the drum clothing at a carding drum |
| 08/25/1999 | EP0937543A2 Method of grinding ferrule for inclined pc connector |
| 08/25/1999 | CN2334536Y Lapping machine by using magnetic force |
| 08/24/1999 | US5941760 Machining a titanium alloy |
| 08/18/1999 | EP0936028A2 Apparatus for superfinishing machined surfaces |
| 08/18/1999 | CN1225863A Grinding machine utilizing multiple, parallel, abrasive belts for simultaneously grinding surfaces on workpiece |
| 08/12/1999 | WO1999039872A1 Machine tool and machine tool spindle and workpiece mounting-apparatus and grinding process |
| 08/11/1999 | CN2332553Y Woodworking processing appts. |
| 08/11/1999 | CN2332532Y Bicycle frame grinder |
| 08/04/1999 | CN2331477Y Machine for processing arc surface of building stones |
| 08/03/1999 | US5931038 Method of machining bore surface of cylinder block and apparatus therefor |
| 07/29/1999 | WO1999037235A2 Superelastic endodontic instrument, method of manufacture, and apparatus therefor |
| 07/28/1999 | EP0673298B1 Locking mechanism for multiple belt grinding machine |
| 07/21/1999 | CN1223609A Method and device for non-circular grinding of cam shapes with concave flanks |
| 07/21/1999 | CN1223184A Improved self-centering drill bit with pilot tip, and process |
| 07/20/1999 | US5925191 Ferrule cleaning rod and method of use |
| 07/14/1999 | CN2328471Y Spring grinding head |
| 07/14/1999 | CN2328470Y Large guide distance working machine tool for screw groove |
| 07/13/1999 | US5921848 Multi-directional abrading machine |
| 07/07/1999 | EP0724501B1 Improvements in or relating to grinding machines |
| 07/07/1999 | CN1222107A Grinding machine spindle flexibly attached to platform |
| 07/06/1999 | CA2127500C V-ribbed belt and grinding wheel for forming the belt |
| 06/30/1999 | CN2326374Y Improvement of structure of wheel tube-conveying machine |
| 06/29/1999 | US5916013 Inner race grinding machine |
| 06/24/1999 | WO1999031538A1 Optical part and method and device for polishing end face of the same |
| 06/23/1999 | EP0924032A2 A fixture for manufacturing precisely shaped parts |
| 06/22/1999 | US5913710 Method and device for producing drive belts with small rotation-angle error |
| 06/09/1999 | EP0662874B1 Hydrostatic nut and lead screw assembly, and method of forming said nut |
| 06/02/1999 | CN2321581Y Machine for grinding brake beam bush support |
| 05/25/1999 | US5906537 Machine for grinding flutes on threaded pin blanks |
| 05/20/1999 | DE19851858A1 Camshaft machine tool for motor vehicle production |
| 05/18/1999 | US5904614 Fiber optic terminal tip polishing tool |
| 05/11/1999 | US5901619 Method for manufacturing rotary cutting tool and rotary cutting tool |
| 05/06/1999 | DE19850008A1 Grinder for covering of napping or carding roller |
| 05/05/1999 | CN2317045Y Tubing intersecting wire grinding forming machine |
| 05/04/1999 | US5899797 Method and apparatus for grinding cams with concave sides |
| 05/04/1999 | US5899795 Multi-function pipeline weld removal apparatus |
| 05/04/1999 | US5899794 Method for polishing or texturing a magnetic disc |
| 04/20/1999 | US5895311 Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same |
| 04/14/1999 | EP0907461A1 Grinding machine spindle flexibly attached to platform |
| 04/14/1999 | CN1213781A Jig for manufacturing long period grating filter and apparatus and method for manufacturing long period grating filter using the same |
| 04/08/1999 | WO1999016579A1 Sharpening of fittings |
| 04/07/1999 | EP0906174A1 Workpiece inspection and handling |
| 04/07/1999 | CN1042825C Method for manufacturing large scale quartz glass tube |
| 04/06/1999 | CA2145876C Locking mechanism for multiple belt grinding machine |
| 03/31/1999 | EP0904893A2 Inspection of wafer edge after grinding |
| 03/31/1999 | EP0904176A1 Method and device for non-circular grinding of cam shapes with concave flanks |
| 03/23/1999 | US5885143 Disk texturing apparatus |
| 03/23/1999 | US5885131 Interactive device for lapping transducers |
| 03/18/1999 | DE19738668A1 Brillenglasrandbearbeitungsmaschine Lens edging machine |
| 03/16/1999 | US5882247 Machine for grinding of optical glasses |
| 03/11/1999 | WO1999011429A1 Device for machining the edges of spectacle glasses |
| 03/10/1999 | EP0900630A2 End-face polishing and cleaning apparatus |
| 03/10/1999 | EP0900614A2 Method and apparatus for forming the edge of an airfoil |
| 03/05/1999 | CA2243125A1 End-face polishing and cleaning apparatus |
| 03/04/1999 | WO1999010569A1 Combination electrolytic polishing and polishing and texturing machine and the combination electrolytic polishing and polishing and texturing tape used in the said machine |
| 03/03/1999 | EP0741630B1 Improvements in or relating to grinding |
| 03/03/1999 | EP0665778B1 Improvements in or relating to the manufacture or rotary valves |
| 03/02/1999 | US5877098 Abrasive sheet made of very fine and ultrafine fibers |
| 02/25/1999 | WO1999008836A1 Method and device for producing pins, such as battery terminals |
| 02/17/1999 | EP0896552A1 Improvements in and relating to grinding machines |
| 02/17/1999 | CN2307654Y Feeder for feeding oil palm silk into defibrator |
| 02/17/1999 | CN1207977A Apparatus and method for grinding card clothings |
| 02/16/1999 | US5871022 For a point grinding apparatus |
| 02/10/1999 | EP0895614A1 Method and apparatus for grinding composite workpieces |
| 02/09/1999 | US5869194 Blank for use with a fixture having a clamping mechanism to form a precisely shaped part |
| 02/04/1999 | WO1999004929A1 Surface modifying process |
| 02/04/1999 | CA2297063A1 Surface modifying process |
| 02/02/1999 | US5865669 Abrasive machining apparatus equipped with a device for facilitating replacement of abrasive tape |
| 01/28/1999 | WO1998047030A3 Optical fiber holder and end-face preparation tool |
| 01/27/1999 | EP0893202A2 Device for obtaining safety stamps applicable to paper or other laminar elements |
| 01/27/1999 | EP0893185A1 Twist drill |
| 01/27/1999 | EP0892627A1 Artificial joint, particularly an artificial hip joint |
| 01/26/1999 | US5863242 Fiber optic connector polishing apparatus |
| 01/26/1999 | US5863239 Microfinishing and roller burnishing machine |
| 01/20/1999 | EP0892190A2 Drum brake assembly |
| 01/19/1999 | US5862280 Ferrule for use with an optical fiber connector and method for production thereof |
| 01/14/1999 | WO1999001254A1 Internal abrasive machine |
| 01/14/1999 | WO1999001253A1 External abrasive machine |
| 01/14/1999 | CA2294743A1 External abrasive machine |
| 01/14/1999 | CA2294723A1 Internal abrasive machine |
| 01/14/1999 | CA2221945A1 Polishing apparatus for optical fiber end surface |
| 01/13/1999 | EP0890410A1 A blank and fixture for manufacturing precisely shaped parts |
| 01/13/1999 | EP0674562B1 A method and a tool for producing holes in fibre reinforced composites by moving the tool eccentrically |
| 01/13/1999 | CN1204953A Artificial joint, particularly artificial hip joint |
| 01/12/1999 | US5857897 Method for machining an "O" ring retention groove into a curved surface |
| 01/06/1999 | CN2302871Y Machine for grinding chord-broad and axis-length of bow-shaped magnet |
| 01/06/1999 | CN1203847A Grinding method and device for cylindrical workpiece of generating line parallel to gyroaxis |
| 01/05/1999 | US5855503 Fiber optic connector with improved loss performance and method for fabricating same |