| Patents for B23B 39 - General-purpose boring or drilling machines or devices; Sets of boring or drilling machines (3,312) |
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| 03/08/1990 | WO1990002010A1 Fineboring machine and process for producing bores with any polar and/or axial generating line |
| 03/07/1990 | CN2053958U Table drill with auto feeding device |
| 02/13/1990 | US4900201 Drill spindle depth adjustment |
| 02/06/1990 | US4898501 In line rotary driling machine for producing uniform openings in continuous strip material |
| 01/25/1990 | DE3825144A1 Apparatus for transporting and working sectional bars |
| 12/27/1989 | CN2049975U Flange fast-speed hole-parting unit |
| 12/20/1989 | CN2049574U Universal drill for three locationing holes of big vane of steam turbine |
| 12/14/1989 | WO1989011951A1 Horizontal boring and milling machine |
| 12/13/1989 | CN2049159U Special device for drilling flange |
| 10/10/1989 | US4872788 Multi-spindel drilling machine |
| 09/27/1989 | CN2044918U 双主轴钻床 Two-spindle drilling machine |
| 09/26/1989 | US4869626 High speed drilling spindle |
| 09/19/1989 | US4867618 Removable spindle for drill heads |
| 09/14/1989 | DE3906668A1 Compact construction of an upright drilling machine |
| 09/13/1989 | EP0332531A2 Tool changer |
| 09/12/1989 | US4865569 Variable height marine propulsion mechanism |
| 09/06/1989 | EP0331178A1 Compact construction of a column drilling machine |
| 08/15/1989 | US4856945 In-situ portable boring-reaming system |
| 07/25/1989 | US4850763 Tool track for use on aircraft |
| 07/25/1989 | US4850754 Automatic drilling machine |
| 07/20/1989 | DE3800596A1 Gearing |
| 07/19/1989 | CN2041218U Processing device with double working stations for multi-axis holes |
| 07/18/1989 | US4847979 "Tool changer having a retaining means actuatable during loading of a bit along the central axis of a pocket" |
| 07/12/1989 | CN2040825U Fixture for drilling |
| 07/11/1989 | CA1257083A1 Apparatus for preventing invasion of cutting liquid in replaceable head type machine tool |
| 04/19/1989 | CN2036076U Driving system for high speed table drill |
| 04/11/1989 | US4819311 Machine tool |
| 03/30/1989 | DE3731224A1 Multiple boring head for a lathe |
| 03/29/1989 | CN2034884U Multi-position turning tool storage for driller |
| 03/22/1989 | CN2034510U Rubber cork electric perforator |
| 03/22/1989 | CN2034486U 多功能钻床 Multifunctional Drilling |
| 03/21/1989 | US4813122 Machine tool |
| 03/01/1989 | CN2033313U Boring and milling machine with universal spiracle base |
| 03/01/1989 | CN2033312U Double-main shaft drill |
| 02/21/1989 | US4807296 Automatic pattern original reading apparatus |
| 02/09/1989 | WO1989001193A1 Apparatus and methods for automatically determining the radius described by a tool tip mounted for a rotary machining operation |
| 02/09/1989 | WO1989001192A1 Boring head for machine tools and related machining method |
| 02/02/1989 | EP0266397A4 High speed precision drilling system. |
| 01/31/1989 | CA1249425A1 Numerical-control machining center for structural sections |
| 01/26/1989 | DE3723819A1 Universal large-hole drilling machine |
| 01/24/1989 | US4799410 Revolving turret particularly for lathe machining centers |
| 01/17/1989 | CA1248924A1 Arrangement of a container on a vehicle |
| 01/03/1989 | CA1247884A1 Drilling machine |
| 12/28/1988 | CA1247674A Multi-function industrial robot |
| 12/15/1988 | WO1988009705A1 Apparatus for selectively rotating a tool relative to the wall of a conduit |
| 11/30/1988 | EP0292712A2 Machine for working plate-like workpieces |
| 11/17/1988 | EP0290515A1 Rotary cutting tool. |
| 10/19/1988 | EP0286710A1 Drilling unit |
| 10/11/1988 | US4776081 Multi-spindle head-replacing machine tool |
| 09/28/1988 | EP0283993A2 Drilling machine for drilling into the surfaces and/or sides of plate-like work pieces or sectional panels |
| 08/31/1988 | CN88211072U Lightweight combination type multipurpose bench drill |
| 08/23/1988 | US4765785 Trailer drilling machine |
| 08/09/1988 | US4762037 Face and internal turning head |
| 08/09/1988 | US4761876 High speed precision drilling system |
| 07/26/1988 | CA1239549A1 Structure for installing a multispindle attachment on a drilling machine or the like |
| 07/13/1988 | EP0273910A1 Adapter for positioning and holding auxiliary devices, e.g. jaw vices, on machine tools, particularly column drilling machines. |
| 07/06/1988 | CN87214113U Multifunction tool machine |
| 07/06/1988 | CN87206951U Spiral geer drive arranged drills and milling machine |
| 06/29/1988 | CN87214356U General central distance-adjustable gear driving multi-spindle head |
| 05/19/1988 | WO1988003672A1 Rotary cutting tool |
| 05/11/1988 | EP0266397A1 High speed precision drilling system. |
| 05/11/1988 | CN87211036U Muti-function drilling machine |
| 05/10/1988 | CA1236279A1 Replaceable gang head machine tool |
| 05/03/1988 | US4741230 Apparatus for facing and internal turning |
| 05/03/1988 | US4741078 Multi-function industrial robot |
| 04/07/1988 | DE3632389A1 Drilling tool |
| 04/06/1988 | EP0262756A2 Gang drill and method for clearing patterns of holes in tubular members |
| 03/15/1988 | US4730420 Drilling device for drilling plates susceptible to breaking |
| 03/01/1988 | US4728230 Multispindle-drilling machine |
| 03/01/1988 | US4728229 Positioning mechanism for a multiple head drilling assembly |
| 02/04/1988 | DE3624076A1 Horizontal drilling apparatus |
| 01/26/1988 | US4720897 Automatic fastening machine with brushless electric motor for drill spindle drive |
| 01/20/1988 | CN86105322A Testing device of a machine tool running unit with a combined exchangeable cutter-holder |
| 01/07/1988 | EP0251984A2 Adjustable dual drill assembly |
| 01/07/1988 | EP0251388A1 A multi-spindle drilling machine |
| 12/23/1987 | DE3620342A1 Machine tool |
| 12/22/1987 | US4713876 Machine tool with gang head interchange device |
| 12/01/1987 | US4709455 Milling and drilling head for a machine tool |
| 11/25/1987 | CN87201181U Multifunction bench drill |
| 11/25/1987 | CN87200896U Adjustable multi spindle drilling tool |
| 11/17/1987 | US4706373 Numerical-control machining center for structural sections |
| 11/03/1987 | US4704689 Machine tool for machining a workpiece by feeding a cutting tool in a series of discrete steps and related method |
| 10/27/1987 | US4702728 Machine tool shaft drive system |
| 10/22/1987 | WO1987006167A1 High speed precision drilling system |
| 10/06/1987 | US4697965 Apparatus for preventing invasion of cutting liquid in replaceable head type machine tool |
| 09/29/1987 | US4696197 System for counterbalancing tool mount loads in a machine tool |
| 09/02/1987 | EP0234140A1 Cleaning device for anode holes used in the aluminium industry |
| 09/01/1987 | US4690595 De-burring tool for the de-burring of the edges of holes in curved or oblique surfaces of a work piece |
| 08/11/1987 | CA1225261A1 Drilling machine tool |
| 07/21/1987 | US4680842 Multiple part simultaneous forming apparatus |
| 07/14/1987 | US4679296 Machine tool |
| 07/07/1987 | US4678378 Adjustable dual drill assembly |
| 06/23/1987 | US4674925 Gang drill and method for clearing patterns of holes in tubular members |
| 06/19/1987 | DE3640963A1 Drilling and milling unit for slot milling and drilling machines |
| 05/21/1987 | DE3540999A1 Drilling and hardware-insertion machine |
| 05/20/1987 | CN86202201U Adjustable wind driving multispindle drilling machine |
| 04/21/1987 | US4659938 System for generating hole diameter information of printed board and the like |
| 04/21/1987 | US4659265 Tool radius compensation method for numerically controlled apparatus |
| 04/15/1987 | EP0218486A1 Drilling device with a plurality of working spindles |
| 04/14/1987 | US4656726 Drilling machine tool |