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3440683
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Information
Patent Grant
3440683
References
Source
Patent Number
3,440,683
Date Filed
Not available
Date Issued
Tuesday, April 29, 1969
55 years ago
CPC
E05D13/1246 - Spring safety devices
E05D13/1223 - Spring safety devices
E05Y2900/148 - Windows
Y10T16/64 - Spring
US Classifications
016 - Miscellaneous hardware
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