Electrical probe
United States Patent 2437697
US Patent References:
/0438041.html
- - 0438041
Duplex needle
- - 2137132
Apparatus for finding and removing metal particles from human and animal bodies
- - 2176479
/0438041.html
- - 0438041
Duplex needle
- - 2137132
Apparatus for finding and removing metal particles from human and animal bodies
- - 2176479
Inventors:
Lawrence, Kalom
Publication Date:
03/16/1948
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Assignee:
Lawrence, Kalom
Primary Class:
Other Classes:
362/253
International Classes:
A61M23/00
Foreign References:
| AT132880B |