3654795

Information

• Patent Grant
• 3654795

• References
• Source

• Patent Number

  3,654,795

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  52 years ago

• CPC

  • B21D28/02 - Punching blanks or articles with or without obtaining scrap Notching
  • B21D22/02 - Stamping using rigid devices or tools
  • B21D51/08 - ball-shaped objects
  • H04R9/02 - Details

• US Classifications

  • 072 - Metal deforming