United States Patent 2704543
US Patent References:
Hypodermic injector
- - 2322244

Ypodermic injector and method of use thereof
- - 2322245

Hypodermic injector
- - 2380534

Syringe
- - 2390246

Hypodermic injector
- - 2398544


Publication Date:
03/22/1955
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Primary Class:
International Classes:
A61M5/30
US Patent References:
2413303Syringe