Cleaning tool, especially for dental use
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 8, 1989
Grant Date -
N/A
app pub date -
Mar 10, 1987
filing date -
Jul 11, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A dental cleaning tool comprises a rotatable cleaning body of an elastically yielding material formed in a cuplike concavity extending inward from a rim and where curved ribs having triangular cross-section extend from the rim towards the center of the cup to a point removed from the center so as to provide a free zone at the center of the cup.
First Claim
Family
International Classification(s)
Cited Art Landscape
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