2849990

Information

• Patent Grant
• 2849990

• References
• Source

• Patent Number

  2,849,990

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1958
  66 years ago

• CPC

  • F22B37/426 - Feed-water supply alarm devices using electric signals
  • G05D9/12 - characterised by the use of electric means

• US Classifications

  • 122 - Liquid heaters and vaporizers