Brushware – Powered – Rotary brush
Patent
1990-11-29
1993-03-23
Feifer, Melvin B.
Brushware
Powered
Rotary brush
D 4137, D32 40
Patent
active
D03340953
REFERENCES:
patent: D152136 (1948-12-01), Berry
patent: 1545622 (1925-07-01), Wertheimer
patent: 4151624 (1979-05-01), Montalvo
patent: 4399578 (1983-08-01), Bordeaux
Dover Cup Art Sampler, p. 32, upper left, Clover Graphic, fifth from top.
Beets Claude A.
Beets Eleanor A.
Feifer Melvin B.
Gilden Leon
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