TREA

closed or substantially-closed ends

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Industry

  • CPC
  • B21K21/14
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21KMAKING FORGED OR PRESSED METAL PRODUCTS B21K21/00Making hollow articles not covered by a single preceding sub-group

Current Industry

B21K21/14closed or substantially-closed ends
Industries