3646312

Information

• Patent Grant
• 3646312

• References
• Source

• Patent Number

  3,646,312

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  52 years ago

• CPC

  • B23K9/14 - making use of insulated electrodes
  • B23K9/038 - using moulding means
  • B23K35/0261 - Rods, electrodes, wires

• US Classifications

  • 219 - Electric heating