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PCE
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DIFF Subgroup
B07B 1/15

using corrugated, grooved or ribbed rollers

Introduced: July 1974

Full Title

Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like > Apparatus having only parallel elements > Roller screens > using corrugated, grooved or ribbed rollers

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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