2072409

Information

• Patent Grant
• 2072409

• References
• Source

• Patent Number

  2,072,409

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1937
  88 years ago

• CPC

  • G01R7/04 - for forming a quotient
  • G01R5/14 - Moving-iron instruments

• US Classifications

  • 324 - Electricity: measuring and testing