3671712

Information

• Patent Grant
• 3671712

• References
• Source

• Patent Number

  3,671,712

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • B23K9/0209 - of non-horizontal seams in assembling non-horizontal plates

• US Classifications

  • 219 - Electric heating
  • 182 - Fire escape, ladder, or scaffold
  • 228 - Metal fusion bonding