Patents for G01D 15 - Component parts of recorders for measuring arrangements not specially adapted for a specific variable (3,259) |
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11/18/1980 | US4234886 Electric graphic recorder |
11/18/1980 | US4234885 Remote ink valve |
11/18/1980 | US4234134 Paper tensioning device |
11/18/1980 | CA1089919A1 Electrographic recording head |
11/18/1980 | CA1089915A1 Printing by modulation of ink viscosity |
11/18/1980 | CA1089914A1 Vector magnetic ink jet printer with stabilized jet stream |
11/18/1980 | CA1089912A1 Charge electrode array and combination for ink jet printing and method of manufacture |
11/11/1980 | US4233611 Recording head for electrostatic printing apparatus |
11/11/1980 | US4233610 Hydrodynamically damped pressure pulse droplet ejector |
11/11/1980 | US4233609 Disposable instrument pen with integral spring member |
11/04/1980 | US4232325 Thermal printing device with spring support tines |
11/04/1980 | CA1088870A1 Stiffening construction for facsimile cassette |
10/29/1980 | EP0018213A1 Facsimile receiver or transceiver apparatus and method of operation |
10/29/1980 | EP0017669A1 Slider valve for an ink jet printer |
10/28/1980 | CA1088617A1 Printer with electrostatic ink control |
10/21/1980 | USRE30422 Graphic recorder |
10/21/1980 | US4229750 Information output unit |
10/15/1980 | EP0016994A1 Road usage meter for motor vehicles |
10/15/1980 | EP0016910A1 Method of forming epitaxial tunnels in crystalline structures |
10/14/1980 | US4228442 Means for preventing drying of ink at nozzles of print heads |
10/14/1980 | US4228441 Printer head biasing apparatus |
10/14/1980 | US4228440 Ink jet printing apparatus |
10/14/1980 | US4228439 Level and frequency measuring recorder |
10/14/1980 | CA1087674A1 System for self-cleaning ink jet head |
10/14/1980 | CA1087541A1 Record media advancing mechanism |
10/01/1980 | EP0016320A2 A ribbon for non-impact electrothermic printing |
10/01/1980 | EP0016081A1 Strip chart recorder |
09/23/1980 | US4224629 Disc chart paper with reinforced separating edge |
09/23/1980 | US4224628 General purpose combined alphanumeric/graphics printer |
09/23/1980 | US4224601 Electrodynamic printing system |
09/23/1980 | CA1086371A1 Electrostatic ink ejection printing head |
09/16/1980 | US4223325 Recording device |
09/16/1980 | US4222630 Digitally controlled fiber optic recording device |
09/16/1980 | CA1085903A1 Method and apparatus for adjusting the velocity of ink drops in an ink jet printer |
09/09/1980 | US4222060 Ink jet printing apparatus |
09/09/1980 | CA1085444A1 Micromist jet printer |
09/02/1980 | US4220958 Ink jet electrohydrodynamic exciter |
09/02/1980 | US4219927 Method of producing a multistylus head device |
08/26/1980 | US4219825 Electric actuating device |
08/26/1980 | US4219824 Thermal recording apparatus |
08/20/1980 | EP0014441A1 Liquid jet recorder |
08/19/1980 | US4218031 Chart box for the strip chart of graphical recorders |
08/19/1980 | CA1084105A1 Method and apparatus for making hard copy records of curves including curves which are mathematically described as multi-valve functions from periodically sampled data points |
08/19/1980 | CA1084099A1 Multi-nozzle ink jet printer and method of printing |
08/12/1980 | US4217595 Charging phase control device for ink jet recording device |
08/05/1980 | US4216482 Automatic paper alignment mechanism |
08/05/1980 | US4216481 Method of driving a thermal head and apparatus therefor |
08/05/1980 | US4216479 Resistively coated deflection ribbon for an ink jet printing device |
08/05/1980 | US4216478 Thermal strip chart recorder |
08/05/1980 | CA1083246A1 Trace locator for a multi-trace recorder |
08/05/1980 | CA1083214A1 Liquid jet recorder |
07/29/1980 | US4215354 Suppression of cross-coupling in multi-orifice pressure pulse drop-ejector systems |
07/29/1980 | US4215353 Ink jet recording apparatus with trial run at side |
07/29/1980 | US4215352 Inking system with saturation control means for multi-pen recorders |
07/29/1980 | US4214590 Method and apparatus for processing and displaying data in compressed form |
07/23/1980 | EP0013504A1 Electrohydrodynamic exciter |
07/22/1980 | US4214250 Indicating recorder |
07/22/1980 | CA1082287A1 Unitary ink jet and reservoir for x-y and strip chart process recorders and table top graphic instruments |
07/22/1980 | CA1082286A1 Ink jet ink supply system |
07/22/1980 | CA1082285A1 Method and apparatus for forming a liquid jet particularly suited for ink-jet printing |
07/15/1980 | US4213136 Electrical contact for conductive-backed paper |
07/15/1980 | US4213135 Strip chart recorder |
07/15/1980 | US4212555 Ink absorbent pressure rollers for ink recording devices |
07/15/1980 | CA1081669A1 Defect plotting system |
07/09/1980 | EP0012858A1 Display and recording apparatus |
07/09/1980 | EP0012811A1 Apparatus for producing hard copy of an image |
07/08/1980 | US4212018 Laser beam recording system |
07/08/1980 | US4211616 Electrochromic printing system |
07/01/1980 | US4210920 Magnetically activated plane wave stimulator |
07/01/1980 | US4210919 Ink jet system printer including plural ink droplet issuance units for one column printing |
07/01/1980 | US4210917 Multicolor multipoint recorder |
07/01/1980 | US4210470 Epitaxial tunnels from intersecting growth planes |
07/01/1980 | US4210080 Imaging method and apparatus |
06/25/1980 | EP0012223A1 Tachograph |
06/24/1980 | US4209794 Nozzle plate for an ink recording device |
06/24/1980 | US4209793 Apparatus for optically recording signals on a recording medium |
06/24/1980 | US4209239 Plotting apparatus having an adjustable plotting head |
06/17/1980 | US4208666 Multiple copy ink jet printer |
06/17/1980 | CA1079787A1 Pre-aimed nozzle for ink jet recorder and method of manufacture |
06/10/1980 | US4207582 Ink liquid issuance control in an ink jet system printer of the charge amplitude controlling type |
06/10/1980 | US4207581 Recording instrument marker mounting assembly and precision adjustment control knob therefor |
06/10/1980 | US4207580 Matrix printing chart paper |
06/10/1980 | US4207578 Catch trough for a jet drop recorder |
06/10/1980 | US4206866 Apparatus and method for producing high sensitivity magnetochemical particles |
06/03/1980 | US4206467 Recording method |
06/03/1980 | US4206466 Non-fouling print stylus |
05/28/1980 | EP0011167A1 Method and apparatus for registration of the compression pressure of internal-combustion engines |
05/27/1980 | US4205323 Paper feed control |
05/27/1980 | US4205320 Wet type direct image recording method |
05/20/1980 | US4204215 Ink jet system for issuing ink under a predetermined uniform pressure in an ink jet system printer |
05/20/1980 | US4203682 Insert molded instrument marker pen with anchored stylus |
05/14/1980 | EP0010644A1 Erasing device for a record carrier which produces visually recognisable recordings by using a magnetic recording element |
05/14/1980 | EP0010622A1 Thermographic recording device |
05/13/1980 | US4203122 Electrical stylus adjustment means and method for rotary electrical printer |
05/13/1980 | US4203121 Rotary electrical printer and method using dot-by-dot synchronization |
05/13/1980 | US4203120 Record drive system for rotary electrical stylus device |
05/06/1980 | US4201995 Coincidence gate ink jet with increased operating pressure window |
05/06/1980 | US4201994 Information formation apparatus |
05/01/1980 | WO1980000875A1 Ink jet printing |
04/29/1980 | CA1076639A1 Ink jet with uniform density trace control for recorders |