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Patents Grantslast 30 patents

Information Patent Grant
Keyswitch with telescoping plunger
- Patent number 4,454,562
- Issue date Jun 12, 1984
- General Instrument Corporation
- Robert D. Bush
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Keyboard switch assembly
- Patent number 4,439,646
- Issue date Mar 27, 1984
- Societe de Telecommunications Electronique Aeronautique et Maritime T.E.A.M.
- Andre M. Bouvrande
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Detachably mounted keyboard pushbutton actuators and housing assembly
- Patent number 3,993,884
- Issue date Nov 23, 1976
- Victor Comptometer Corporation
- Nicholas Kondur
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3773997
- Patent number 3,773,997
- Issue date Nov 20, 1973
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS