1992115

Information

• Patent Grant
• 1992115

• References
• Source

• Patent Number

  1,992,115

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1935
  89 years ago

• CPC

  • F22B1/146 - Loffler boilers
  • F22G5/20 - by combined controlling procedures

• US Classifications

  • 122 - Liquid heaters and vaporizers