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Patents
Patents Assigned to Stellar Security Products, Inc.
Patents Assigned to Stellar Security Products, Inc.
Potential adjusting sensor supervision circuit
Patent number:
5517175
Abstract:
A warning or alarm sensor supervision circuit employs varying voltage levels which may vary at random intervals and to random levels.
Type:
Grant
Filed:
June 24, 1993
Date of Patent:
May 14, 1996
Assignee:
Stellar Security Products, Inc.
Inventors:
Glenn A. Brown, Robert B. Weinhold