Springless, tilting plates clock driven by two oval gears
United States Patent 3220174
Inventors:
Elio, Cappellari
Publication Date:
11/30/1965
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Assignee:
Enrico, Boselli S. P. A.
Primary Class:
Other Classes:
968/165, 368/222
International Classes:
G04B19/20; G04C17/00; G04B19/00
Foreign References:
| FR849199A | ||||
| CH334374A |