Title:
Valved body-fluid sampling tubes
United States Patent 3181529
US Patent References:
Disposable syringe
- - 2661740

Container closure
- - 2759643

Closures
- - 2805800

Disposable syringe
- - 2907326

Dispensing head
- - 2936935


Inventors:
Wilburn, Edgar H.
Publication Date:
05/04/1965
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Assignee:
Wilburn, Edgar H.
Primary Class:
600/577
Other Classes:
600/580, 222/519, 600/579, 604/213
International Classes:
A61B5/15
US Patent References:
3010619Container closure
3013557Combination syringe, shipping container and centrifuge tube
3081921Leakproof oiling device
Foreign References:
DE532192C