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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75/00
Storing webs, tapes, or filamentary material, e.g. on reels
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B65H75/02
Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans; , mandrels or chucks;
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B65H75/08
of circular or polygonal cross-section
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B65H75/143
at least one end flange being shaped to cover the windings
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