Frank Carl Donofrio

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Norristown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Isolator/switching assembly for data processing terminal
- Patent number 4,243,890
- Issue date Jan 6, 1981
- Bruce J. Miller
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Encryption device interlock
- Patent number 4,091,246
- Issue date May 23, 1978
- Burroughs Corporation
- Frank Carl Donofrio
- H01 - BASIC ELECTRIC ELEMENTS