Roy Maskell

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Oak Park, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Projector television tube alignment means and method
- Patent number 4,387,404
- Issue date Jun 7, 1983
- Zenith Radio Corporation
- Robert B. Feinberg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of spot-knocking an electron gun assembly in a color televis...
- Patent number 4,052,776
- Issue date Oct 11, 1977
- Zenith Radio Corporation
- Roy Maskell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shadow mask thermal compensating assembly
- Patent number 3,935,497
- Issue date Jan 27, 1976
- Admiral Corporation
- Richard H. Cowles
- H01 - BASIC ELECTRIC ELEMENTS