3772495

Information

• Patent Grant
• 3772495

• References
• Source

• Patent Number

  3,772,495

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1973
  51 years ago

• CPC

  • B21G1/003 - Needles for special purposes
  • B21G1/00 - Making needles used for performing operations

• US Classifications

  • 219 - Electric heating
  • 140 - Wireworking