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3444648
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Information
Patent Grant
3444648
References
Source
Patent Number
3,444,648
Date Filed
Not available
Date Issued
Tuesday, May 20, 1969
55 years ago
CPC
E06B3/5009 - where the sliding and rotating movements are necessarily performed simultaneously
E05F17/00 - Special devices for shifting a plurality of wings operated simultaneously
E06B3/50 - with more than one kind of movement
E05Y2900/148 - Windows
US Classifications
049 - Movable or removable closures
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