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1935473
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Information
Patent Grant
1935473
References
Source
Patent Number
1,935,473
Date Filed
Not available
Date Issued
Tuesday, November 14, 1933
90 years ago
CPC
B21K9/00 - Reconditioning railroad accessories
B21K7/10 - rails joints
Y10T29/4975 - including heating
US Classifications
072 - Metal deforming
029 - Metal working
238 - Railways: surface track
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