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3685229
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Information
Patent Grant
3685229
References
Source
Patent Number
3,685,229
Date Filed
Not available
Date Issued
Tuesday, August 22, 1972
52 years ago
CPC
E04C3/32 - of metal
E04B1/08 - the elements consisting of metal
E04B7/00 - Roofs Roof construction with regard to insulation
E04B7/12 - formed in bays
E04C2/322 - with parallel corrugations
E04C2/34 - composed of two or more spaced sheet-like parts
E04C2/384 - with a metal frame
E04C3/07 - at least partly of bent or otherwise deformed strip- or sheet-like material
US Classifications
052 - Static structures
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