1717221

Information

• Patent Grant
• 1717221

• References
• Source

• Patent Number

  1,717,221

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1929
  95 years ago

• CPC

  • F24C15/025 - with air curtain closures
  • F24C15/022 - Latches

• US Classifications

  • 126 - Stoves and furnaces