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Title:
Parturitive phone
Document Type and Number:
United States Patent 3348535
Inventors:
Paul, Gregg David
Plaque It!
Sponsored by:
Flash of Genius
Publication Date:
10/24/1967
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Assignee:
Paul, Gregg David
Primary Class:
600/528
Other Classes:
381/67
International Classes:
A61B5/024
;
A61B7/04
;
A61B7/00
US Patent References:
2409749
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Arterial pulse wave velocity meter
2669986
Apparatus for electronically locating nerve irritations
2827040
Automatic sphygmomanometer
3052756
3171892
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