3645135

Information

• Patent Grant
• 3645135

• References
• Source

• Patent Number

  3,645,135

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  53 years ago

• CPC

  • G01C9/22 - with interconnected containers in fixed relation to each other
  • G01L7/18 - using liquid as the pressure-sensitive medium

• US Classifications

  • 073 - Measuring and testing
  • 033 - Geometrical instruments