Sign up
Title:
Self-winding watches
United States Patent 3067571
Inventors:
Charles, Gigandet
Publication Date:
12/11/1962
Assignee:
Charles, Gigandet
Primary Class:
Other Classes:
968/55
International Classes:
G04B5/19
View Patent Images:
Foreign References:
CH271423A
CH271426A
DE832124C
CH305172A