| 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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| 10/13/1981 | CA1110682A1 Contact control pushbutton |
| 10/06/1981 | US4293754 Thin and flat keyboard integral with a metallic housing |
| 10/06/1981 | US4293751 Process for producing an on-off push switch and resulting article |
| 10/06/1981 | US4293746 Foot operated control unit |
| 10/06/1981 | CA1110303A1 Position responsive switch |
| 09/30/1981 | EP0036570A2 Keyboard |
| 09/29/1981 | US4292682 Water-tight winder for a diver's watch |
| 09/29/1981 | US4292517 Photo-optical keyboard providing tactile feel |
| 09/29/1981 | US4292516 Photo-optical keyboard having debris protection |
| 09/29/1981 | US4292515 Reconfigurable photo-electric keyboard having removable keys |
| 09/29/1981 | US4292510 Keyboard for a miniature calculator |
| 09/29/1981 | CA1109974A1 Push buttons |
| 09/23/1981 | EP0036015A1 Photo-optical keyboard providing tactile feel |
| 09/22/1981 | US4291201 Push-button dial assembly for telephones |
| 09/16/1981 | EP0035544A1 Photo-optical keyboard having debris protection |
| 09/15/1981 | US4289943 Push-button switches |
| 09/15/1981 | US4289940 Keyboard switch covering pads |
| 09/15/1981 | CA1109108A1 Multiple cantilever spring contact switch |
| 09/09/1981 | EP0035189A1 Pushbutton for a control keyboard and method of manufacturing such a pushbutton |
| 09/08/1981 | US4288787 Control keyboard with switches of mechanical constructions |
| 09/08/1981 | US4288672 Illuminated keyboard apparatus |
| 09/08/1981 | US4288670 Electrical conductor alignment and retaining assembly |
| 09/08/1981 | CA1108679A1 Internally connecting flexible switch |
| 09/08/1981 | CA1108678A1 Multiple pushbutton switch |
| 09/01/1981 | US4287399 Switch device for a rail-bound transport car formed of a traveling carriage and a transport container that can be placed and locked onto the traveling carriage |
| 09/01/1981 | US4287394 Keyboard switch assembly with printed circuit board |
| 08/26/1981 | EP0034575A2 Push button mechanism with locking device for two stable positions |
| 08/25/1981 | US4286131 Pushbutton switch assembly |
| 08/25/1981 | US4286129 Keyboard having sudden trip tactile effect keys |
| 08/19/1981 | EP0033985A2 Keyboard and measuring instrument or computer comprising such keyboard |
| 08/19/1981 | EP0033869A2 An electric quick-break switch with forced opening of the contacts |
| 08/19/1981 | EP0033766A1 Elongated key membrane switch |
| 08/18/1981 | US4284866 Membrane switch assembly |
| 08/18/1981 | US4284864 Low actuating force switch |
| 08/12/1981 | EP0033409A2 Trigger operated tool handle switch |
| 08/11/1981 | US4283758 Encapsulated neon lamps |
| 08/11/1981 | US4283714 Magnetic keyboard system |
| 08/11/1981 | US4283613 Construction for attaching knob to manipulation rod of push-button type mechanism |
| 08/11/1981 | US4283611 Electrical switch |
| 08/11/1981 | US4283609 Electrical snap-action switch |
| 08/06/1981 | WO1981002223A1 Pressure sensitive piezoelectric polymer signal generator |
| 08/06/1981 | WO1981002220A1 Elevator control adaptor for handicapped users |
| 08/04/1981 | US4282414 Convertible switch operator |
| 08/04/1981 | CA1106428A1 Control panel overlay |
| 07/29/1981 | EP0032781A1 Electrical connector system |
| 07/28/1981 | US4281310 Foot controller |
| 07/28/1981 | CA1106010A1 Push switch and potentiometer assembly |
| 07/28/1981 | CA1105971A1 Dome switch actuating apparatus |
| 07/21/1981 | US4280031 Illuminating type push-button switch device |
| 07/21/1981 | US4280026 Actuator mechanism for a portable, hand-held tool |
| 07/21/1981 | CA1105587A1 Keyboard construction |
| 07/21/1981 | CA1105530A1 Power tool switch including speed control |
| 07/14/1981 | US4278861 Key button structure for electronic devices |
| 07/14/1981 | CA1105113A1 Keyboard actuatable with the aid of the fingers of at least one hand |
| 07/07/1981 | US4277666 Switch push button lock |
| 07/07/1981 | US4277665 Illuminated push-button electrical switch |
| 07/07/1981 | CA1104365A1 Pushbutton assembly |
| 06/30/1981 | US4276538 Touch switch keyboard apparatus |
| 06/30/1981 | CA1104235A1 Switch mechanism for a calculator type keyboard |
| 06/30/1981 | CA1104182A1 Touch switch |
| 06/30/1981 | CA1104180A1 Pneumatically operating delay switches |
| 06/24/1981 | EP0030696A1 Miniature push-button |
| 06/23/1981 | US4274752 Keyboard multiple switch assembly |
| 06/17/1981 | EP0030473A1 A Process for the simultaneous production of a plurality of push-button switches |
| 06/16/1981 | US4273980 Spring-loaded catch mechanism for push-buttons of electrical apparatus |
| 06/09/1981 | US4272841 Timepiece |
| 06/09/1981 | US4272657 Keyboard assembly for electronic musical instruments |
| 06/09/1981 | CA1102767A1 Illuminated panels |
| 06/03/1981 | EP0029636A1 Method and apparatus for producing a liquid jet |
| 06/03/1981 | EP0029489A2 Key switch |
| 06/02/1981 | US4271342 Lock-on trigger switch with integral return spring |
| 06/02/1981 | US4271333 Pushbutton dial assembly |
| 05/26/1981 | US4270108 Bistable control switch |
| 05/19/1981 | US4268815 Multi-function touch switch apparatus |
| 05/19/1981 | US4268735 Pushbutton pilot switch |
| 05/19/1981 | US4268730 Stylus pen actuating switch |
| 05/12/1981 | US4267417 Membrane keyswitch |
| 05/12/1981 | US4267409 Keyboard decade digital dial |
| 04/28/1981 | US4264886 On/off switch |
| 04/28/1981 | US4264799 Electrical switches |
| 04/28/1981 | US4264797 Elongated key membrane switch |
| 04/28/1981 | US4264477 Keyboard |
| 04/28/1981 | CA1100165A1 Pushbutton switch assembly for telecommunications and other input apparatus |
| 04/22/1981 | EP0027170A1 Push button block |
| 04/21/1981 | US4263488 Pneumatic spring including an electric switch |
| 04/21/1981 | US4263485 Keyboard of membrane switches with tactile feedback |
| 04/21/1981 | US4262879 Apparatus for switching fluid flow |
| 04/14/1981 | US4262182 Fully illuminated backlit membrane touch switch |
| 04/14/1981 | US4262180 Alarm switch |
| 04/07/1981 | US4261042 Key signal entering device for thin electronic apparatus |
| 04/07/1981 | US4260866 Remote operation device |
| 04/07/1981 | CA1098990A1 Shielding arrangement for a capacitive touch switch device |
| 04/07/1981 | CA1098947A1 Buckling spring torsional snap actuator |
| 04/07/1981 | CA1098946A1 Electrical switch |
| 04/01/1981 | EP0025938A1 Trigger switch and printed circuit board arrangement for a portable tool |
| 03/31/1981 | US4259559 Illuminated push-button electrical switch assembly |
| 03/31/1981 | US4259551 External operation device for electronic timepieces |
| 03/31/1981 | CA1098569A1 Hermetic thermally operated protector for an electric motor |
| 03/25/1981 | EP0025629A1 Push-button switch |
| 03/24/1981 | US4258096 Composite top membrane for flat panel switch arrays |