Title:
Automatic bowling mechanism
United States Patent 1375835

Inventors:
Fairchild, Oren J.
Publication Date:
04/26/1921
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Assignee:
Fairchild, Oren J.
Primary Class:
473/91
Other Classes:
473/112
International Classes:
A63D5/08; A63D5/02; A63D5/00