Tools and hardware – Other tools and implements – With relative movement of parts while performing function
Patent
1987-03-19
1989-09-12
Dunkins, Bruce W.
Tools and hardware
Other tools and implements
With relative movement of parts while performing function
Patent
active
D03033473
REFERENCES:
patent: D243652 (1977-03-01), Zurwelle et al.
patent: 2636136 (1953-04-01), Gubbins
Power Products Div. of Desa Industries Inc. ad for the Remington "Fastrak" Stud Driver.
Popular Mechanics Nov. 1979, p. 34, Skil Boar Gun.
D.I.Y. Retailing Feb. 1988, p. 113, Wen 3/8" Cordless Drill.
D.I.Y. Retailing Aug. 1988, p. 120, Skil Cordless Drill.
1986-1987 Bosch catalog, p. 16.
1986 Hitachi catalog, p. 2.
Black & Decker Power Tools & Accessories catalog (copyrighted 1985) cover (back & front) and pp. 7-9.
U.S. patent application Ser. No. 931,451 (FIGS. 1-14).
Black & Decker Inc.
Dearing Dennis A.
Dunkins Bruce W.
Heflin Clare E.
Murphy Edward D.
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