3717921

Information

• Patent Grant
• 3717921

• References
• Source

• Patent Number

  3,717,921

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1973
  51 years ago

• CPC

  • B26B13/14 - without gripping bows in the handle
  • B21D53/642 - scissors
  • Y10T29/49789 - Obtaining plural product pieces from unitary workpiece
  • Y10T29/49972 - with separating, localizing, or eliminating of as-cast defects from a metal casting [e.g., anti-pipe]

• US Classifications

  • 076 - Metal tools and implements, making
  • 007 - Compound tools
  • 029 - Metal working
  • 030 - Cutlery
  • 072 - Metal deforming
  • 081 - Tools