Title:
Light attachment for dental drills
United States Patent 2539828
US Patent References:
/1286287.html
- - 1286287
/1326300.html
- - 1326300
Illuminator
- - 2186143
Electric lighting device for the drill head of a dental drill
- - 2226616
Applicator for use in treatment with therapeutic rays
- - 2227422
/1286287.html
- - 1286287
/1326300.html
- - 1326300
Illuminator
- - 2186143
Electric lighting device for the drill head of a dental drill
- - 2226616
Applicator for use in treatment with therapeutic rays
- - 2227422
Inventors:
Goldis, Jerome D.
Harbaugh, Lloyd J.
Harbaugh, Lloyd J.
Publication Date:
01/30/1951
View Patent Images:
Export Citation:
Assignee:
Goldis, Jerome D.
Harbaugh, Lloyd J.
Harbaugh, Lloyd J.
Primary Class:
Other Classes:
385/902, 433/29
International Classes:
A61C1/08
US Patent References:
| 2247258 | Surgical instrument |
Foreign References:
| GB536887A | ||||
| FR734782A |