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2730934
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Information
Patent Grant
2730934
References
Source
Patent Number
2,730,934
Date Filed
Not available
Date Issued
Tuesday, January 17, 1956
69 years ago
CPC
B31B19/16 - Cutting webs to form sheets or blanks
B31B23/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from webs
B31B2219/145 - Cutting webs
B31B2219/148 - Cutting-out portions from the sides of webs or sheets
B31B2237/10 - the bags having no structural provision at the base for thickness of content
B31B2237/40 - involving folding webs longitudinally
B31B2237/406 - the bags having their openings facing transversally to the direction of movement
US Classifications
493 - Manufacturing container or tube from paper
383 - Flexible bags
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