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Digital power amplifier
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Patent number 5,126,684
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Issue date Jun 30, 1992
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Potter Electrical Signal Company
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Elias E. Solomon
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H03 - BASIC ELECTRONIC CIRCUITRY
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Combination detector
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Patent number 4,401,978
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Issue date Aug 30, 1983
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The Gamewell Corporation
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Elias E. Solomon
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G08 - SIGNALLING
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Smoke detector
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Patent number 4,300,133
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Issue date Nov 10, 1981
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Elias E. Solomon
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G08 - SIGNALLING
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Ionization detector
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Patent number 4,121,105
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Issue date Oct 17, 1978
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The Gamewell Corporation
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Elias E. Solomon
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G08 - SIGNALLING
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Intrusion detection apparatus
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Patent number 4,088,989
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Issue date May 9, 1978
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Gulf & Western Manufacturing Company
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Elias E. Solomon
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G08 - SIGNALLING
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Supervision of transducers
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Patent number 4,037,222
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Issue date Jul 19, 1977
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Gulf & Western Manufacturing Company (Systems)
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Elias E. Solomon
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G08 - SIGNALLING
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Ionization detector
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Patent number 4,021,671
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Issue date May 3, 1977
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Gulf & Western Manufacturing Company (Systems)
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Elias E. Solomon
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G08 - SIGNALLING
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