David G. Holland

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Braintree, GB

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Patents Grantslast 30 patents

Information Patent Grant
Image intensifiers and method of producing same
- Patent number RE33183
- Issue date Mar 20, 1990
- English Electric Valve Company, Limited
- David G. Holland
- 313 - Electric lamp and discharge devices
Information Patent Grant
Image intensifiers and method of producing same
- Patent number 4,613,786
- Issue date Sep 23, 1986
- English Electric Valve Company Limited
- David G. Holland
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Light biassed camera tube arrangements
- Patent number 4,246,516
- Issue date Jan 20, 1981
- English Electric Valve Company Limited
- Hans Scholz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE