Locks

Details Locks Locks

1974-10-07

1976-06-08

Gilliam, Paul R.

Locks

Operating mechanism

Key

70375, 70376, 70384, 70411, E05B 904, E05B 1514, E05B 1918, E05B 2700

Patent

active

039615065

ABSTRACT:
A lock and key assembly wherein the key is adapted to co-operate with the lock is characterized in that the key has adjustable formations thereon, and the lock has complementarily adjustable tumblers so as to afford a variable combination of the lock and key assembly.

REFERENCES:
patent: 408447 (1889-08-01), Volkerts
patent: 510234 (1893-12-01), Bexell et al.
patent: 1036764 (1912-08-01), Wilson
patent: 1998900 (1935-04-01), Lombardo
patent: 2019400 (1935-10-01), Deutsch
patent: 2024030 (1935-12-01), Deutsch
patent: 2194469 (1940-03-01), Fremon
patent: 3084533 (1963-04-01), Monahan

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