Title:
Surgical lancet for blood sampling
United States Patent 3030959
US Patent References:
Mechanical lead pencil with finger operable lead projecting and retracting means
- - 2583069
Vaccine injector
- - 2345070
Mechanical lead pencil with finger operable lead projecting and retracting means
- - 2583069
Vaccine injector
- - 2345070
Inventors:
Helmuth, Grunert
Publication Date:
04/24/1962
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Export Citation:
Assignee:
Praemeta
Primary Class:
International Classes:
A61B5/15
Foreign References:
| SE124247A | ||||
| GB718328A | ||||
| FR399929A | ||||
| FR393189A |