Sign up
Title:
Tooth cleaning and polishing element
United States Patent 1847495
Inventors:
Priest, Harry R.
Application Number:
US46813030A
Publication Date:
03/01/1932
Filing Date:
07/15/1930
Assignee:
Priest, Harry R.
Primary Class:
Other Classes:
132/311, 401/268
International Classes:
A46B5/00; A46B15/00
View Patent Images: