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Industry

  • CPC
  • B21H7/10
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21HMAKING PARTICULAR METAL OBJECTS BY ROLLING B21H7/00Making articles not provided for in the preceding groups

Current Industry

B21H7/10knives sickles scythes
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing linear cutter, and roller die device for m...
    • Patent number 10,589,326
    • Issue date Mar 17, 2020
    • YAMAUCHI MATEX CORPORATION
    • Ryuji Yamauchi
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Method of making heterogeneous blade-like metallic cutter member
    • Patent number 4,881,430
    • Issue date Nov 21, 1989
    • Arthur J. Hubbard
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3714850
    • Patent number 3,714,850
    • Issue date Feb 6, 1973
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3533260
    • Patent number 3,533,260
    • Issue date Oct 13, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3514985
    • Patent number 3,514,985
    • Issue date Jun 2, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3492849
    • Patent number 3,492,849
    • Issue date Feb 3, 1970
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3021737
    • Patent number 3,021,737
    • Issue date Feb 20, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2868042
    • Patent number 2,868,042
    • Issue date Jan 13, 1959
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2730916
    • Patent number 2,730,916
    • Issue date Jan 17, 1956
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2703419
    • Patent number 2,703,419
    • Issue date Mar 8, 1955
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2603854
    • Patent number 2,603,854
    • Issue date Jul 22, 1952
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1962872
    • Patent number 1,962,872
    • Issue date Jun 12, 1934
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1543880
    • Patent number 1,543,880
    • Issue date Jun 30, 1925
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    361620
    • Patent number 361,620
    • Issue date Apr 19, 1887
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents