Tools and hardware – Locking or closing device
Patent
1986-10-22
1989-09-26
Burke, Wallace R.
Tools and hardware
Locking or closing device
Patent
active
D03036235
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patent: D275550 (1984-09-01), Johnson et al.
patent: 3819216 (1974-06-01), Richardson
patent: 3821884 (1974-07-01), Walsh
patent: 4078836 (1978-03-01), Wilson
patent: 4294088 (1981-10-01), Barr
patent: 4491354 (1985-01-01), Williams
patent: 4570985 (1986-02-01), Waldo et al.
patent: 4667992 (1987-05-01), Roden, Jr.
Burke Wallace R.
Vinson Brian N.
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