Locks – Operating mechanism – Key
Patent
1997-12-03
1998-11-10
Gall, Lloyd A.
Locks
Operating mechanism
Key
70408, E05B 1904
Patent
active
058327614
ABSTRACT:
A key, a timer and a signal emitter are integrally produced as one single item. The key with a timer and an emitter can facilitate a person to carry these items in one piece and make the use of the same with readiness.
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patent: 5309743 (1994-05-01), Kokubu et al.
patent: 5730013 (1998-03-01), Huang
Advance Security Inc.
Gall Lloyd A.
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