Title:
Dental matrix retainer and separator band
United States Patent 3074169


Inventors:
Freeman, Stephen T.
Application Number:
US10317061A
Publication Date:
01/22/1963
Filing Date:
04/14/1961
Assignee:
Freeman, Stephen T.
Primary Class:
Other Classes:
81/329, 294/99.2, 433/162
International Classes:
A61C5/12
View Patent Images:
US Patent References:
2771677Dental matrix device1956-11-27
2288011Teeth separator1942-06-30
2234715Mortician's instrument1941-03-11
1518021Dental instrument1924-12-02
1025362N/A1912-05-07
Foreign References:
FR1002539A1952-03-07