3814891

Information

• Patent Grant
• 3814891

• References
• Source

• Patent Number

  3,814,891

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1974
  50 years ago

• CPC

  • B21D53/86 - other parts for bicycles or motorcycles
  • B21C37/296 - Making branched pieces starting from strip material; Making branched tubes by securing a secondary tube in an opening in the undeformed wall of a principal tube

• US Classifications

  • 219 - Electric heating
  • 285 - Pipe joints or couplings