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2869860
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Information
Patent Grant
2869860
References
Source
Patent Number
2,869,860
Date Filed
Not available
Date Issued
Tuesday, January 20, 1959
65 years ago
CPC
E05F15/77 - using wireless control
E05F15/676 - operated by friction wheels
E05Y2201/434 - Electromotors Details thereof
E05Y2600/46 - in or on the wing
E05Y2900/106 - for garages
Y10T74/18568 - Reciprocating or oscillating to or from alternating rotary
US Classifications
049 - Movable or removable closures
074 - Machine element or mechanism
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