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1504922
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Information
Patent Grant
1504922
References
Source
Patent Number
1,504,922
Date Filed
Not available
Date Issued
Tuesday, August 12, 1924
100 years ago
CPC
B61D27/0081 - of wagons for transporting refrigerated goods
Y10T292/76 - Blind-slat holders
US Classifications
292 - Closure fasteners
454 - Ventilation
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