Ralph De Stephanis

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Middlesex, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Article raising and lowering apparatus
- Patent number 4,599,035
- Issue date Jul 8, 1986
- RCA Corporation
- Albert P. Goodlad
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Record support and alignment apparatus for a video disc player
- Patent number 4,113,262
- Issue date Sep 12, 1978
- RCA Corporation
- Ralph DeStephanis
- G11 - INFORMATION STORAGE
Information Patent Grant
Stylus arm lifting/lowering apparatus for a video disc player system
- Patent number 4,059,277
- Issue date Nov 22, 1977
- RCA Corporation
- Ralph DeStephanis
- G11 - INFORMATION STORAGE
Information Patent Grant
Wire placement fixture
- Patent number 3,972,463
- Issue date Aug 3, 1976
- RCA Corporation
- Edward James Conlon
- G01 - MEASURING TESTING