David R. Hiday

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Ludlow, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Television receiver input circuit
- Patent number 4,567,523
- Issue date Jan 28, 1986
- North American Philips Consumer Electronics Corp.
- David R. Hiday
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
VHF, UHF and superband tuner with automatic switching
- Patent number 4,118,679
- Issue date Oct 3, 1978
- General Instrument Corporation
- David R. Hiday
- H03 - BASIC ELECTRONIC CIRCUITRY