1834447

Information

• Patent Grant
• 1834447

• References
• Source

• Patent Number

  1,834,447

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1931
  93 years ago

• CPC

  • H02M7/36 - with electromagnetically-operated vibrating contacts
  • Y10T307/352 - With control of magnitude of current or power

• US Classifications

  • 363 - Electric power conversion systems
  • 307 - Electrical transmission or interconnection systems