Title:
Cotton holder for dental use
United States Patent 2614325


Inventors:
Hartig, Rolf P.
Application Number:
US21875951A
Publication Date:
10/21/1952
Filing Date:
04/02/1951
Assignee:
Hartig, Rolf P.
Primary Class:
Other Classes:
600/238
International Classes:
A61C19/00
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US Patent References:
Foreign References:
DE524370C1931-05-06