1871802

Information

• Patent Grant
• 1871802

• References
• Source

• Patent Number

  1,871,802

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1932
  92 years ago

• CPC

  • G01K5/30 - the gas displacing a liquid column

• US Classifications

  • 073 - Measuring and testing
  • 374 - Thermal measuring and testing