3158121

Information

• Patent Grant
• 3158121

• References
• Source

• Patent Number

  3,158,121

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1964
  60 years ago

• CPC

  • B23K9/02 - Seam welding Backing means Inserts
  • Y10T74/2105 - Memory devices

• US Classifications

  • 228 - Metal fusion bonding
  • 074 - Machine element or mechanism
  • 219 - Electric heating