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Patents
Patents Assigned to Res'Q, Inc.
Patents Assigned to Res'Q, Inc.
Emergency alarm device
Patent number:
4134108
Abstract:
A portable and addressable emergency alarm device which transmits a selected radio frequency alarm signal from a portable transmitter to a stationary receiver and sounds an alarm.
Type:
Grant
Filed:
January 21, 1977
Date of Patent:
January 9, 1979
Assignee:
Res'Q, Inc.
Inventors:
Ray W. Palmer, Fay H. Miller