Hairbrush
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Oct 1, 1991
Grant Date -
N/A
app pub date -
Sep 20, 1988
filing date -
Sep 20, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A brush constructed to minimize hair loss and removal. The brush has flexible bristles tapering from a base diameter of about 0.003 mm to about 0.007 mm. to a working diameter of about 0.001 mm to about 0.004 mm, and to a length of approximately 1.75 inches to 2.25 inches.
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Cited Art Landscape
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