Tools and hardware – Locking or closing device – Lock – latch or bolt
Patent
1983-08-01
1986-07-15
Bullock, B. J.
Tools and hardware
Locking or closing device
Lock, latch or bolt
Patent
active
D02846390
REFERENCES:
patent: 2225663 (1940-12-01), Segal
patent: 2854268 (1958-09-01), Graves et al.
patent: 3121318 (1964-02-01), Norrenberg-Sudhaus
patent: 3667263 (1972-06-01), Rogers
patent: 4475753 (1984-10-01), D'Ath
Matsuo Yoshihiko
Shohoji Takeshi
Bullock B. J.
Gitlin Suzanne N.
Ryobi Ltd.
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