Door handle unit

Details Door handle unit Door handle unit

1991-08-12

1993-09-14

Bullock, B. J.

Tools and hardware

Handle, knob or pull

Combined

D 8308, D 8310, D 8352

Patent

active

D03392805

REFERENCES:
patent: D261726 (1981-11-01), Valli
patent: D295829 (1988-05-01), Ortega
patent: D312565 (1990-12-01), Abraham et al.
patent: 4873853 (1989-10-01), Foshee
Schlage "Architectural Guide to Locks and Security Products"-08710/SCG; .COPYRGT.1988; p. 15; lever 17.
Valli and Colombo "Elegance in Solid Brass", p. 5, handleset.
"L'Architecture d'Aujourd'hui", Sep. 1962; p. L, lever handleset.

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