Robert D. Whelan

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West Springfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wiper contact for turret-type varactor controller
- Patent number 4,056,795
- Issue date Nov 1, 1977
- General Instrument Corporation
- Robert D. Whelan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Controller for a varactor tuner
- Patent number 4,027,275
- Issue date May 31, 1977
- General Instrument Corporation
- Robert D. Whelan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rotary switch actuatable to generate pulses in a selected one of tw...
- Patent number 3,975,601
- Issue date Aug 17, 1976
- General Instrument Corporation
- Robert D. Whelan
- H01 - BASIC ELECTRIC ELEMENTS