3530748

Information

• Patent Grant
• 3530748

• References
• Source

• Patent Number

  3,530,748

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1970
  54 years ago

• CPC

  • B21D31/02 - Stabbing or piercing
  • Y10T83/0577 - Repetitive blanking
  • Y10T83/4531 - Work feed increment shorter than longitudinal tool field
  • Y10T83/8831 - Plural distinct cutting edges on same support
  • Y10T83/944 - Multiple punchings

• US Classifications

  • 083 - Cutting