Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1990-03-22
1992-03-10
Vinson, Brian N.
Tools and hardware
Locking or closing device
Lock, latch or bolt
Patent
active
D03244806
REFERENCES:
patent: D50286 (1917-02-01), Segal
patent: D242840 (1976-12-01), Schmidt
patent: D285772 (1986-09-01), Oliver
patent: D297109 (1988-08-01), Christie
patent: 3760619 (1973-09-01), Colombo
patent: 4067212 (1978-01-01), Vorob
Yale Europa Brochure, date unknown, but prior to 1986.
The New England Lock and Hardware Co., catalogue page, date unknown (prior to 1966).
Field Peter H.
Roop Stevie C.
Medeco Security Locks Inc.
Vinson Brian N.
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