3683666

Information

• Patent Grant
• 3683666

• References
• Source

• Patent Number

  3,683,666

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • B21J7/34 - operating both the hammer and the anvil, so-called counter-tup

• US Classifications

  • 072 - Metal deforming
  • 100 - Presses