2579990

Information

• Patent Grant
• 2579990

• References
• Source

• Patent Number

  2,579,990

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1951
  73 years ago

• CPC

  • B21G1/003 - Needles for special purposes
  • B21G7/06 - of undulated hairpins
  • Y10T29/53657 - to apply or remove a resilient article [e.g., tube, sleeve, etc.]

• US Classifications

  • 029 - Metal working
  • 140 - Wireworking