1968486

Information

• Patent Grant
• 1968486

• References
• Source

• Patent Number

  1,968,486

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1934
  90 years ago

• CPC

  • F24D1/00 - Steam central heating systems
  • F24D1/02 - operating with live steam

• US Classifications

  • 237 - Heating systems
  • 122 - Liquid heaters and vaporizers
  • 165 - Heat exchange