Dennis D. Askew

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Gresham, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Grid assemblies for use in cathode ray tubes
- Patent number 5,028,838
- Issue date Jul 2, 1991
- Dennis D. Askew
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray-tube electrode structure having a particle trap
- Patent number 4,665,340
- Issue date May 12, 1987
- Tektronix, Inc.
- Conrad J. Odenthal
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun having a low capacitance cathode and grid assembly
- Patent number 4,500,809
- Issue date Feb 19, 1985
- Tektronix, Inc.
- Conrad J. Odenthal
- H01 - BASIC ELECTRIC ELEMENTS