Air separator
United States Patent 2269412

Inventors:
Sturtevant, Thomas J.
Publication Date:
01/06/1942
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Assignee:
STURTEVANT MILL CO
Primary Class:
209/714
Other Classes:
209/139.200, 55/432, 209/710, 55/400, 55/345
International Classes:
B07B7/083; B07B7/00