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3739719
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Information
Patent Grant
3739719
References
Source
Patent Number
3,739,719
Date Filed
Not available
Date Issued
Tuesday, June 19, 1973
51 years ago
CPC
G06K5/02 - the verifying forming a part of the marking action
B41J3/50 - Mechanisms producing characters by printing and also producing a record by other means
B41J3/51 - the printed and recorded information being identical using type elements with code-generating means
US Classifications
101 - Printing
400 - Typewriting machines
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