3541991

Information

• Patent Grant
• 3541991

• References
• Source

• Patent Number

  3,541,991

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1970
  54 years ago

• CPC

  • F15C1/007 - for indicating devices for fluid signals
  • G08B5/06 - using hydraulic transmission using pneumatic transmission
  • Y10T137/3096 - With separate return for condensate

• US Classifications

  • 116 - Signals and indicators
  • 137 - Fluid handling