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IONTOPHORETIC TOOTHBRUSH
US 3,520,297 A
Filed
: 01/31/1967
Issued
: 07/14/1970
Est. Priority Date
: 01/31/1967
Status: Expired due to Term
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Current Assignee
Arthur W. Bechtold
Original Assignee
Arthur W. Bechtold
Inventors
Bechtold, Arthur W.
Application Number
US04/612,934
Time in Patent Office
1,260 Days
Field of Search
US Class Current
604/20
CPC Class Codes
A46B 15/0002
Arrangements for enhancing ...
A46B 15/0022
with an electrical means
A46B 2200/1066
Toothbrush for cleaning the...
A61K 2800/83
Electrophoresis; Electrodes...
A61K 8/21
Fluorides; Derivatives thereof
A61N 1/303
Constructional details elec...
A61Q 11/00
Preparations for care of th...
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