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3135991
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Information
Patent Grant
3135991
References
Source
Patent Number
3,135,991
Date Filed
Not available
Date Issued
Tuesday, June 9, 1964
60 years ago
CPC
E05F3/102 - with rack-and-pinion transmission between driving shaft and piston within the closer housing
E05Y2900/132 - Doors
Y10T16/2804 - Spring and gear
Y10T16/285 - Spring and gear
Y10T16/293 - Spring and gear
Y10T16/577 - Spring and gear
US Classifications
016 - Miscellaneous hardware
049 - Movable or removable closures
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