1722738

Information

• Patent Grant
• 1722738

• References
• Source

• Patent Number

  1,722,738

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1929
  95 years ago

• CPC

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

• US Classifications

  • 073 - Measuring and testing