Title:
Tooth pulp tester
United States Patent 2522052
US Patent References:
/2058761.html
- - 2058761

Dental pulp tester
- - 2204295

Electron discharge tube system
- - 2240635


Inventors:
Logan, James J.
Logan, Robert B.
Publication Date:
09/12/1950
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Assignee:
Logan, James J.
Logan, Robert B.
Primary Class:
600/547
Other Classes:
600/554
International Classes:
A61B5/053