3138956

Information

• Patent Grant
• 3138956

• References
• Source

• Patent Number

  3,138,956

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1964
  61 years ago

• CPC

  • G01F23/345 - using pneumatically or hydraulically actuated indicating means

• US Classifications

  • 073 - Measuring and testing
  • 346 - Recorders