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2500617
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Information
Patent Grant
2500617
References
Source
Patent Number
2,500,617
Date Filed
Not available
Date Issued
Tuesday, March 14, 1950
74 years ago
CPC
B41N1/246 - characterised by the electroconductive means or additives
H04N1/23 - Reproducing arrangements
US Classifications
346 - Recorders
101 - Printing
178 - Telegraphy
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