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SECURITY SWITCH, LTD.,A CALIF. LIMITED PARTNERSHIP
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CONCORD, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Programmable light timing switch
Patent number
D282826
Issue date
Mar 4, 1986
Security Switch Ltd.
Richard L. Hoogner
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Programmable light timing switch for mounting on an electrical outlet
Patent number
D282827
Issue date
Mar 4, 1986
Security Switch Ltd.
Richard L. Hoogner
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Security light switch with built-in time display and on/off switch...
Patent number
D278529
Issue date
Apr 23, 1985
Security Switch, Ltd.
Richard L. Hoogner
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Wall command switch
Patent number
4,508,943
Issue date
Apr 2, 1985
Security Switch, Ltd.
James W. Pfeiffer
H01 - BASIC ELECTRIC ELEMENTS