2520696

Information

• Patent Grant
• 2520696

• References
• Source

• Patent Number

  2,520,696

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1950
  74 years ago

• CPC

  • H02K49/08 - of the collector armature type

• US Classifications

  • 073 - Measuring and testing
  • 310 - Electrical generator or motor structure
  • 324 - Electricity: measuring and testing