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2283574
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Information
Patent Grant
2283574
References
Source
Patent Number
2,283,574
Date Filed
Not available
Date Issued
Tuesday, May 19, 1942
82 years ago
CPC
E04B2/58 - with elongated members of metal
E04B1/6108 - the frontal surfaces of the slabs connected together
E04B1/6116 - by locking means on lateral surfaces
US Classifications
160 - Flexible or portable closure, partition, or panel
052 - Static structures
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