2111679

Information

• Patent Grant
• 2111679

• References
• Source

• Patent Number

  2,111,679

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1938
  86 years ago

• CPC

  • G01F1/375 - with mechanical or fluidic indication

• US Classifications

  • 073 - Measuring and testing
  • 236 - Automatic temperature and humidity regulation
  • 340 - Communications: electrical