3446075

Information

• Patent Grant
• 3446075

• References
• Source

• Patent Number

  3,446,075

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1969
  55 years ago

• CPC

  • G01L21/22 - using resonance effects of a vibrating body Vacuum gauges of the Klumb type

• US Classifications

  • 073 - Measuring and testing