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2893294
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Patent Grant
2893294
References
Source
Patent Number
2,893,294
Date Filed
Not available
Date Issued
Tuesday, July 7, 1959
65 years ago
CPC
B31B37/00 - Machinery characterised by making envelopes or bags with structural provision at the base for thickness of contents from webs
B31B2221/055 - Applying liners in already made bags
US Classifications
493 - Manufacturing container or tube from paper
112 - Sewing
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