2187300

Information

• Patent Grant
• 2187300

• References
• Source

• Patent Number

  2,187,300

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1940
  85 years ago

• CPC

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

• US Classifications

  • 073 - Measuring and testing