Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1995-05-08
1996-08-20
Vinson, Brian N.
Tools and hardware
Locking or closing device
Lock, latch or bolt
D8307
Patent
active
D03728544
REFERENCES:
patent: D204461 (1966-04-01), Volker et al.
patent: D209145 (1967-11-01), Hampel et al.
patent: D235617 (1975-07-01), Tegner
patent: D313161 (1990-12-01), Wsetphal et al.
patent: D324480 (1992-03-01), Roop et al.
patent: D352887 (1994-11-01), Schlack
patent: 4951580 (1990-08-01), Wetzel
Plastiglide Adjustment Knobs Catalogue 17V (1983), p. 3 "T"-style knob.
Palermo Robert F.
Schlage Lock Company
Vinson Brian N.
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