604131

Information

• Patent Grant
• 604131

• References
• Source

• Patent Number

  604,131

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1898
  126 years ago

• CPC

  • F24D3/085 - Double-walled tanks
  • F24H1/18 - Water storage heaters

• US Classifications

  • 126 - Stoves and furnaces
  • 122 - Liquid heaters and vaporizers