3696659

Information

• Patent Grant
• 3696659

• References
• Source

• Patent Number

  3,696,659

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1972
  52 years ago

• CPC

  • G01L13/023 - using bellows
  • G01L27/005 - Apparatus for calibrating pressure sensors

• US Classifications

  • 073 - Measuring and testing