1115712

Information

• Patent Grant
• 1115712

• References
• Source

• Patent Number

  1,115,712

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1914
  110 years ago

• CPC

  • F22B37/428 - Feed-water supply alarm devices using dilatation of solids or liquids

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 116 - Signals and indicators
  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical