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B31B
B31B2219/00
B31B2219/60
B31B2219/603
B31B2219/6046
ClassID:
55089
⎘
B31B2219/6046 - CPC Classification
Classification description:
Recent Application in this class:
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#1
20140332138
2014-11-13
Method and apparatus for making sealed pouches
#2
20140305587
2014-10-16
Back seam welder and method of operation
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