2158045

Information

• Patent Grant
• 2158045

• References
• Source

• Patent Number

  2,158,045

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1939
  85 years ago

• CPC

  • G01K1/065 - of liquid column thermometers

• US Classifications

  • 374 - Thermal measuring and testing