2278195

Information

• Patent Grant
• 2278195

• References
• Source

• Patent Number

  2,278,195

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1942
  82 years ago

• CPC

  • G01L21/04 - wherein the chamber is closed by liquid vacuum gauges of the McLeod type

• US Classifications

  • 073 - Measuring and testing