2077444

Information

• Patent Grant
• 2077444

• References
• Source

• Patent Number

  2,077,444

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1937
  87 years ago

• CPC

  • G01F1/377 - using a ring-balance as indicating element

• US Classifications

  • 073 - Measuring and testing