Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1985-06-26
1988-01-26
Burke, Wallace R.
Tools and hardware
Locking or closing device
Lock, latch or bolt
Patent
active
D02938782
REFERENCES:
patent: D228620 (1973-10-01), Hawkins et al.
patent: D272041 (1984-01-01), Harris et al.
patent: 4066284 (1978-01-01), Ikemura
patent: 4482177 (1984-11-01), Nagy
Home Security, p. 29 (bottom left corner, "Deadbolt Lock") 1979.
Burke Wallace R.
Lok-Safe Distributors Pty. Ltd.
Vinson Brian N.
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