2249321

Information

• Patent Grant
• 2249321

• References
• Source

• Patent Number

  2,249,321

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1941
  83 years ago

• CPC

  • G01F23/60 - using electrically actuated indicating means
  • F22B37/425 - Feed-water supply alarm devices using floats

• US Classifications

  • 200 - Electricity: circuit makers and breakers