3167859

Information

• Patent Grant
• 3167859

• References
• Source

• Patent Number

  3,167,859

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1965
  61 years ago

• CPC

  • B21K21/00 - Making hollow articles not covered by a single preceding sub-group
  • Y10T29/49014 - Superconductor
  • Y10T29/5174 - Rotary tool spindle

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working