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2448659
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Patent Grant
2448659
References
Source
Patent Number
2,448,659
Date Filed
Not available
Date Issued
Tuesday, September 7, 1948
76 years ago
CPC
B41L9/08 - and with devices for rolling-in and securing hectographic gelatin-paper webs
US Classifications
101 - Printing
242 - Winding, tensioning, or guiding
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