Apparatus for gaging fiber characteristics
United States Patent 2880609

Inventors:
Byrkett, Elwood L.
Emmons III, Nelson
Publication Date:
04/07/1959
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Assignee:
SHEFFIELD CORP
Primary Class:
73/38
Other Classes:
73/37.500
International Classes:
G01N33/34; G01N33/36
US Patent References:
2706904Apparatus for and method of testing porous materials
2790320Pneumatic flow-measuring device for fuel jets