William E. Abel

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Housing for a transmitter for a security alarm system
- Patent number D281866
- Issue date Dec 24, 1985
- Sentrol, Inc.
- William E. Abel
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Surface mount housing for a security system transmitter
- Patent number D281865
- Issue date Dec 24, 1985
- Sentrol, Inc.
- William E. Abel
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Housing for a personal transmitter for use in an emergency alarm sy...
- Patent number D280494
- Issue date Sep 10, 1985
- Sentrol, Inc.
- William E. Abel
- D10 - Measuring, testing, or signalling instruments