Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1987-11-06
1989-07-18
Burke, Wallace R.
Tools and hardware
Locking or closing device
Lock, latch or bolt
Patent
active
D03022382
REFERENCES:
patent: 3688269 (1972-08-01), Miller
patent: 4370875 (1983-02-01), Piiroinen
Ilco Unican Corp., Catalog #60R (1984), p. 1-Adams Rite Key Blank.
Ilco Unican Corp., Catalog #60R (1984), p. 69-Bomoro Borgward, BO91 Key Blank.
Ilco Unican Corp., Catalog #60R (1984), p. 114-Repli-Key, Key Blank for K7 Arrow.
Burke Wallace R.
Oy Wartsila Ab
Vinson Brian N.
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