Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1977-03-14
1978-10-24
Burke, Wallace R.
Tools and hardware
Locking or closing device
Lock, latch or bolt
D0807
Patent
active
D02500027
REFERENCES:
patent: 1463768 (1923-07-01), Wieland
patent: 3258945 (1966-07-01), Kerr
patent: 3343386 (1967-09-01), Hall
Burke Wallace R.
Gandy James M.
Presto Lock Company, Division of Walter Kidde & Company, Inc.
Shapiro Harry G.
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