| Patents for H01H 13 - Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch (26,806) |
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| 12/21/1976 | US3999025 Low profile tactile feedback keyboard switch assembly |
| 12/21/1976 | US3999024 Electrical switch construction |
| 12/14/1976 | US3997745 Switches |
| 12/14/1976 | US3996805 Pushbutton assembly for a radio tuner |
| 12/07/1976 | US3996435 Electrical switch construction |
| 12/07/1976 | US3996433 Lever switch structure |
| 12/07/1976 | US3996430 Keyboard switch assembly having multilayer printed circuit structure |
| 12/07/1976 | US3996429 Multi-contact push-button switch having plural prestressed contact members designed to provide plural circuit simultaneous switching inputs |
| 12/07/1976 | US3996428 Pushbutton keyboard assembly with over center diaphragm contact |
| 12/07/1976 | US3996427 Pushbutton keyboard system and method of making same |
| 11/30/1976 | US3995129 Key switch component |
| 11/30/1976 | US3995128 Pushbutton keyboard system having preformed recessed support with contacts mounted on face and in recesses |
| 11/30/1976 | US3995126 Membrane keyboard apparatus |
| 11/23/1976 | US3993884 Detachably mounted keyboard pushbutton actuators and housing assembly |
| 11/02/1976 | US3989914 Electrical switch construction |
| 11/02/1976 | US3989912 Lighted pushbutton electrical switch |
| 10/26/1976 | US3988557 Lighted pushbutton electrical switch assembly |
| 10/26/1976 | US3988551 Membrane keyboard apparatus having common apertured electrode, aperture inserted electrodes and conductive bubble contactors |
| 10/19/1976 | US3987266 Contamination protected electrical switch, particularly automotive ignition breaker contact structure |
| 10/19/1976 | US3987259 Membrane switch apparatus having sequential bridging contact arrangement |
| 10/12/1976 | US3985739 3-Heterocyclic thiomethylcephalosporins |
| 09/28/1976 | US3983348 Switch operator |
| 09/21/1976 | US3982236 Or spasticity |
| 09/21/1976 | US3982090 Detent component |
| 09/21/1976 | US3982089 Pushbutton switch |
| 09/21/1976 | US3982086 Electrical switch construction |
| 09/21/1976 | US3982081 Keyboard assembly with overlapped flexible printed circuit cable switch |
| 09/21/1976 | US3981757 Method of fabricating keyboard apparatus |
| 09/14/1976 | US3980823 Keyboard for bar matrix code |
| 09/07/1976 | US3979571 Buckled spring switch mechanism with latching pushbutton |
| 09/07/1976 | US3979570 Switching apparatus |
| 09/07/1976 | US3979568 Keyboard switch assembly having raised contacts supported by helicline legs on a common conductive sheet |
| 08/31/1976 | US3978297 Keyboard switch assembly with improved pushbutton and associated double snap acting actuator/contactor structure |
| 08/24/1976 | US3976899 Snap action mechanical-electrical piezoelectric transducer |
| 08/24/1976 | US3975808 Method for producing a key which is to be actuated by way of a pressure force directioned and dimensioned in a certain manner |
| 08/17/1976 | US3975604 Modular electrical switch with split housing |
| 08/10/1976 | US3974470 Multi-stage switching apparatus |
| 08/03/1976 | US3973255 Touch responsive keyboard apparatus |
| 08/03/1976 | US3973099 Push button switch for electronic watch |
| 08/03/1976 | US3973094 Two-stage snap-action switch |
| 08/03/1976 | US3973091 Pushbutton keyboard assembly having pole and inner contacts simultaneously engaged by a bridging contact |
| 07/27/1976 | US3971906 Trigger-lock control |
| 07/27/1976 | US3971902 Keyboard switch assembly having one piece plural pushbutton actuator and resilient mounting structure for plural cantilever beam contacts |
| 07/20/1976 | US3970806 Multiple switch |
| 07/13/1976 | US3969721 Light emitting diode indicator assembly for a multiple pushbutton array |
| 07/13/1976 | US3969609 Illuminated push button switch |
| 07/13/1976 | US3969600 Tactile feedback keyboard switch assembly and actuator |
| 07/13/1976 | US3969599 Offset paddle actuator for push-rod switch |
| 07/13/1976 | US3969595 Sequential switching assembly having plural, spaced flexible contact layers |
| 07/06/1976 | US3968488 Electronic keyboard |
| 07/06/1976 | US3968336 Keyboard switch assembly having movable contact, and supporting helicline type legs disposed co-planar to common conductive sheet |
| 07/06/1976 | US3967369 Process for making electrical switches |
| 06/29/1976 | US3967086 Electrical switch construction |
| 06/29/1976 | US3967085 Single pole momentary switch |
| 06/29/1976 | US3967084 Keyboard switch assemblies having two foot support legs on dome-shaped contact member |
| 06/29/1976 | US3967081 Snap switch |
| 06/22/1976 | US3965320 Push button switch |
| 06/22/1976 | US3965316 Low force switch mechanism |
| 06/22/1976 | US3965311 Responsive to movement in first and second opposed directions for establishing first and second different interconnections |
| 06/22/1976 | US3964594 Keyboard of elastic material for office machines |
| 06/22/1976 | US3964593 Keyboards |
| 06/08/1976 | US3962556 Keyboard with versatile switch support structures |
| 06/01/1976 | US3961147 Keying contact assembly |
| 06/01/1976 | US3961146 Pretravel switch for portable tools |
| 05/25/1976 | US3959611 Pushbutton keyboard system having plural level wire-like contact |
| 05/25/1976 | US3959610 Hermetically sealed keyboard type assembly with elastomeric electrical connecting link between switch and component modules |
| 05/18/1976 | US3958091 Snap-action electric switch, and contact blade structure therefor |
| 05/04/1976 | US3955074 General purpose calculator having keys with more than one function assigned thereto |
| 05/04/1976 | US3955058 Ratchet switch |
| 05/04/1976 | US3954085 Keyboard |
| 04/27/1976 | US3953696 Actuator construction having releasable lock in actuated and deactuated positions |
| 04/20/1976 | US3952175 Pushbutton switch mechanism having block out members with common mounting and discrete latch bar |
| 04/20/1976 | US3952174 Pushbutton keyboard system |
| 04/20/1976 | US3952173 Switching apparatus |
| 04/20/1976 | US3950846 Method of forming a deformed, integral switching device |
| 04/13/1976 | US3950627 Push button switch |
| 04/06/1976 | US3949303 Time controlled switching arrangement for two timer radio receiver |
| 04/06/1976 | US3949181 Low profile-low bounce electrical switch apparatus |
| 03/30/1976 | US3947651 Electrical cartridge with interchangeable circuitry for the cap |
| 03/30/1976 | US3947390 Arch shaped snap-type switch contact |
| 03/23/1976 | US3946182 Pushbutton actuator switch with pop-in head |
| 03/23/1976 | US3946181 Push button-type switch |
| 03/23/1976 | US3945492 Dual function electrical switch |
| 03/16/1976 | US3944847 Electrical disconnect switch |
| 03/16/1976 | US3944844 Float operated electrical switch assembly |
| 03/09/1976 | US3943313 Automotive door accessory for turning office vehicle headlight switch |
| 03/09/1976 | US3943307 Plural interlocking slider cams allowing single actuator and multiple switch operation |
| 03/02/1976 | US3942145 Snap-action switch |
| 03/02/1976 | US3941964 Push-button type binary switch device |
| 03/02/1976 | US3941953 Keyboard having switches with tactile feedback |
| 02/24/1976 | US3940758 Expandable keyboard for electronic pocket calculators and the like |
| 02/24/1976 | US3940637 Polymeric piezoelectric key actuated device |
| 02/24/1976 | US3940585 Heavy duty push-button electrical switch |
| 02/24/1976 | US3940578 Keyboard structure having panel mounted key actuators with electrical component operating element |
| 02/17/1976 | US3939318 Electrical push-button switch |
| 02/10/1976 | US3937939 Single-hand digital calculator |
| 02/10/1976 | US3937913 Sealed push-button control apparatus |
| 01/20/1976 | US3934105 Miniature switch with lighted indicator |
| 01/20/1976 | US3934104 Push-button switch |
| 01/20/1976 | US3934102 Automotive vehicle ignition locking and hood latching apparatus |