Windmill
United States Patent 1417000

Inventors:
Christian, Vogt Henric
Vincent, Boby William
David, Lancaster Sidney
Publication Date:
05/23/1922
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Assignee:
Christian, Vogt Henric
Vincent, Boby William
David, Lancaster Sidney
Primary Class:
416/132R
Other Classes:
416/139, 416/151, 416/132B, 416/165
International Classes:
F03D1/06; F03D1/00