Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B65
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
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B65H
HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
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B65H19/10
in unwinding mechanisms or in connection with unwinding operations
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B65H19/14
Accumulating surplus web for advancing to machine while changing the web roll
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