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Toothbrush having powder pickup grooves
US 2,533,345 A
Filed
: 11/29/1945
Issued
: 12/12/1950
Est. Priority Date
: 11/29/1945
Status: Expired due to Term
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24 Citations
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Current Assignee
John E. Bennett
Original Assignee
John E. Bennett
Inventors
Bennett, John E.
Application Number
US02/631,560
Time in Patent Office
1,839 Days
Field of Search
US Class Current
401/137
CPC Class Codes
A46B 11/00
Brushes with reservoir or o...
A46B 9/026
where the surface of the br...
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