TREA

for grooving rollers

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Industry

  • CPC
  • B28D3/04
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B28Stoneworking B28DWORKING STONE OR STONE-LIKE MATERIALS B28D3/00Dressing mill discs or rollers

Current Industry

B28D3/04for grooving rollers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    1488235
    • Patent number 1,488,235
    • Issue date Mar 25, 1924
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents