Title:
Apparatus for separating wood flour
United States Patent 2367906

Inventors:
Wall, Howard M.
Dohrer, Francis J.
Publication Date:
01/23/1945
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Assignee:
Wall
Primary Class:
209/714
Other Classes:
209/149, 55/430, 55/400, 209/194
International Classes:
B07B7/08; B07B7/00