Title:
Catapult
United States Patent 1785876

Inventors:
Joseph, Pilates
Publication Date:
12/23/1930
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Assignee:
Joseph, Pilates
Primary Class:
473/512
Other Classes:
D21/722, 124/29, 124/7, 273/DIG.025
International Classes:
A63B65/12; A63B65/00