Tools and hardware – Hinge – Leaf type
Patent
1992-08-24
1995-02-21
Bullock, B. J.
Tools and hardware
Hinge
Leaf type
Patent
active
D03555798
REFERENCES:
patent: D170529 (1953-10-01), Hammerli
patent: 174639 (1876-03-01), Parsons
patent: 3613150 (1971-10-01), Osborn
Bullock B. J.
Smith Hugh E.
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