Title:
Driving mechanism
United States Patent 2766849
Inventors:
Ernst, Rudiger
Publication Date:
10/16/1956
Export Citation:
Assignee:
Ernst, Rudiger
Primary Class:
Other Classes:
446/380, 446/459
International Classes:
A63H29/18; A63H29/00
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US Patent References:
Foreign References:
DE808334C