Title:
Blood drawing device
United States Patent 3143109

Inventors:
Gewertz, Harry R.
Publication Date:
08/04/1964
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Assignee:
RAYTHEON CO
Primary Class:
600/579
Other Classes:
604/236, 604/140
International Classes:
A61B5/15
US Patent References:
2858851Push-pull valve
3047993Hermetically sealed cartridge with leak detection means
3081770Surgical instrument
Foreign References:
CH303837A