Title:
Gyratory devices
United States Patent 2829528


Inventors:
Hulick Jr., Harry Carlin
Application Number:
US49750255A
Publication Date:
04/08/1958
Filing Date:
03/29/1955
Assignee:
FISHER SCIENTIFIC CO
Primary Class:
Other Classes:
99/348, 99/409, 219/433, 219/468.1, 366/208
International Classes:
B01F11/00; B01L7/00
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