3724305

Information

• Patent Grant
• 3724305

• References
• Source

• Patent Number

  3,724,305

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • B21D28/16 - Shoulder or burr prevention
  • Y10T83/0405 - With preparatory or simultaneous ancillary treatment of work
  • Y10T83/06 - Blanking
  • Y10T83/8832 - Concentrically mounted
  • Y10T83/9432 - Plural spaced successively operative shearing portions

• US Classifications

  • 083 - Cutting