3588933

Information

• Patent Grant
• 3588933

• References
• Source

• Patent Number

  3,588,933

• Date Filed

  Not available

• Date Issued

  Tuesday, June 29, 1971
  54 years ago

• CPC

  • B21J9/06 - Swaging presses Upsetting presses
  • B21K1/52 - double-ended

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus
  • 072 - Metal deforming