3543670

Information

• Patent Grant
• 3543670

• References
• Source

• Patent Number

  3,543,670

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1970
  54 years ago

• CPC

  • F23L17/12 - Devices for fastening the top or terminal to chimney, shaft, or flue

• US Classifications

  • 454 - Ventilation
  • 285 - Pipe joints or couplings