3638492

Information

• Patent Grant
• 3638492

• References
• Source

• Patent Number

  3,638,492

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • G01F23/66 - using mechanically actuated indicating means

• US Classifications

  • 073 - Measuring and testing