Tools and hardware – Other tools and implements – Entire article formed substantially from a single piece of...
Patent
1980-12-01
1983-03-01
Douglas, Alan P.
Tools and hardware
Other tools and implements
Entire article formed substantially from a single piece of...
D 8 28, D0805
Patent
active
D02680866
REFERENCES:
patent: D54127 (1919-11-01), Roberts
patent: D115301 (1939-06-01), Spexarth
patent: 706059 (1902-08-01), Houder
patent: 1367297 (1921-02-01), Bullard
patent: 1870612 (1932-08-01), DeSchebeko
patent: 2858710 (1958-11-01), Landwehr et al.
Douglas Alan P.
Thomas Charles H.
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