Ashley D. Derrick

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North Humberside, GB

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Patents Grantslast 30 patents

Information Patent Grant
Electromechanical relays
- Patent number 5,604,656
- Issue date Feb 18, 1997
- J. H. Fenner & Co., Limited
- Ashley D. Derrick
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER