Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1991-11-27
1992-10-27
Vinson, Brian N.
Tools and hardware
Locking or closing device
Lock, latch or bolt
Patent
active
D03305015
REFERENCES:
patent: D244081 (1977-04-01), Steinbach
patent: D253160 (1979-10-01), Steinbach
patent: 1984202 (1934-12-01), Shinn
patent: 3251205 (1966-05-01), Kerr
patent: 3267706 (1966-08-01), Kerr
patent: 4619122 (1986-10-01), Simpson
patent: 4838060 (1989-06-01), Hutzenlank
patent: 4870842 (1989-10-01), Plumer
Chicago Lock Company
Demeur Basil E.
Samlan Alan B.
Vinson Brian N.
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