Domenico Bertina

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Parella, IT

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard having variable inclination of the key plane
- Patent number 4,658,124
- Issue date Apr 14, 1987
- Ing. C. Olivetti & C., S.p.A.
- Domenico Bertina
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Keyboard having low profile modular keys
- Patent number 4,563,550
- Issue date Jan 7, 1986
- Ing. C. Olivetti & C., S.p.A.
- Domenico Bertina
- H01 - BASIC ELECTRIC ELEMENTS