2222259

Information

• Patent Grant
• 2222259

• References
• Source

• Patent Number

  2,222,259

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • G01L7/026 - with optical transmitting or indicating means
  • G01L9/0026 - Transmitting or indicating the displacement of flexible, deformable tubes by electric, electro-mechanical, magnetic or electro-magnetic means

• US Classifications

  • 073 - Measuring and testing