Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B29
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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B29L
INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
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2031/00
Other particular articles
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B29L2031/32
Wheels, pinions, pulleys, castors or rollers; , Rims
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B29L2031/324
Rollers or cylinders having an axial length of several times the diameter, e.g. embossing, pressing or printing
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B29L2031/326
made wholly of plastics
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