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1428832
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Patent Grant
1428832
References
Source
Patent Number
1,428,832
Date Filed
Not available
Date Issued
Tuesday, September 12, 1922
102 years ago
CPC
B41J21/08 - Mechanisms for initiating, effecting, skipping, or stopping tabulation movement Means for centralising short lines
US Classifications
400 - Typewriting machines
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