2731938

Information

• Patent Grant
• 2731938

• References
• Source

• Patent Number

  2,731,938

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1956
  69 years ago

• CPC

  • G01F23/706 - using opto-electrically actuated indicating means
  • B64D37/005 - Accessories not provided for in the groups B64D37/02 - B64D37/28
  • B64D2700/62368 - Fluid level indicators
  • Y02T50/44 - Design measures

• US Classifications

  • 116 - Signals and indicators
  • 073 - Measuring and testing