Title:
MACHINES FOR THE STRINGING OF TENNIS RACKETS
United States Patent 3511502
US Patent References:
Racket string tightening machine
- - 2043813
Racket stringing device
- - 2309849
Racket string tightening machine
- - 2043813
Racket stringing device
- - 2309849
Inventors:
Spenle, Rene
Publication Date:
05/12/1970
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Export Citation:
Assignee:
Spenle, Pizzera ET.
Primary Class:
International Classes:
A63B51/14; A63B51/00; A63B51/14