3909576

Information

• Patent Grant
• 3909576

• References
• Source

• Patent Number

  3,909,576

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • B21L21/00 - Tools or implements for repairing chains using metal-working operations.
  • B21L3/02 - Machines or devices for welding chain links

• US Classifications

  • 219 - Electric heating