Title:
Bowling alley board adjustor
United States Patent 3308587
US Patent References:
Female gauge
- - 1447448
Headless set screw
- - 1753154
Method for straightening bowling alleys
- - 2483976
Multiple part set screw
- - 2574677
Self tapping insert for interchangeable use in through grain or cross grain wooden structures
- - 2922455
Female gauge
- - 1447448
Headless set screw
- - 1753154
Method for straightening bowling alleys
- - 2483976
Multiple part set screw
- - 2574677
Self tapping insert for interchangeable use in through grain or cross grain wooden structures
- - 2922455
Inventors:
Gilroy, Howard L.
Lillard, Walter J.
Lillard, Walter J.
Publication Date:
03/14/1967
View Patent Images:
Export Citation:
Assignee:
G L C BOWLING SUPPLIES INC
Primary Class:
Other Classes:
411/259, 411/965, 411/222, 254/102, 473/115, 52/741.100
International Classes:
A63D1/04; A63D1/00
Foreign References:
| DE1074251B | ||||
| IT470815B |