Portion of a key blade blank

Details Portion of a key blade blank Portion of a key blade blank

1991-09-20

1992-11-10

Vinson, Brian N.

Tools and hardware

Locking or closing device

Lock, latch or bolt

Patent

active

D03308456

REFERENCES:
patent: D95077 (1935-04-01), Schlage
patent: D278880 (1985-05-01), Widen
patent: 1782464 (1930-11-01), Falk
patent: 2059129 (1936-10-01), Maxwell et al.
patent: 2803959 (1957-08-01), Schlage
patent: 3499304 (1970-03-01), Nauvoks
patent: 3605463 (1971-09-01), Epstein
patent: 4608842 (1986-09-01), Tietz
patent: 4683740 (1987-08-01), Errani
patent: 4787225 (1988-11-01), Hauser
patent: 4964288 (1990-10-01), Braun et al.
Ilco Unican Corp. Catalogue No. 60R (1984) Key Blank #1178 (p. 2).
Ilco Unican Corp. Catalogue No. 60R (1984) Key Blank #D1054KA (p. 8).
Ilco Unican Corp. Catalogue No. 60R (1984) Key Blank #1054HT (p. 13).

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