Tools and hardware – Other tools and implements – With relative movement of parts while performing function
Patent
1993-04-30
1994-07-26
Douglas, Alan P.
Tools and hardware
Other tools and implements
With relative movement of parts while performing function
Patent
active
D03490270
REFERENCES:
patent: 3054312 (1962-09-01), Zengerer
patent: 3366187 (1968-01-01), Tersch
patent: 4191264 (1980-03-01), Antipov et al.
patent: 4313505 (1982-02-01), Silvern
patent: 4811797 (1989-03-01), Antipov et al.
patent: 4846287 (1989-07-01), Ericsson
Snap-On Tool Catalog, dated Nov. 1, 1991, p. 188 Drive Impact Wrenche #IM 32.
Douglas Alan P.
Musgrove J. H.
Shinano Pneumatic Industries Inc.
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