Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1986-02-27
1988-08-02
Burke, Wallace R.
Tools and hardware
Locking or closing device
Lock, latch or bolt
Patent
active
D02969823
REFERENCES:
patent: D215080 (1969-09-01), Ahlgren
patent: D216454 (1970-01-01), Campbell
patent: D248617 (1978-07-01), Cavalucci
patent: 4095829 (1978-06-01), Van Klompenburg
Ironmonger Modern Hardware brochure, 1973, No. 8200, Sash Fastener.
Searl Arthur N.
White Paul S.
Burke Wallace R.
GKN Crompton Limited
Vinson Brian N.
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