John J. Astley

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Barrington, RI, US

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Patents Grantslast 30 patents

Information Patent Grant
Appliance leakage current interrupter
- Patent number 5,148,344
- Issue date Sep 15, 1992
- Tower Manufacturing Corporation
- Chepur P. Rao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ground fault interrupter plug
- Patent number D325380
- Issue date Apr 14, 1992
- Tower Manufacturing Corporation
- Chepur P. Rao
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Rotary switch
- Patent number 5,072,078
- Issue date Dec 10, 1991
- Tower Manufacturing Corporation
- Chepur P. Rao
- H01 - BASIC ELECTRIC ELEMENTS