3723696

Information

• Patent Grant
• 3723696

• References
• Source

• Patent Number

  3,723,696

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  52 years ago

• CPC

  • B23K9/0352 - the backing means being movable during the welding operation
  • B23K9/038 - using moulding means

• US Classifications

  • 219 - Electric heating