993526

Information

• Patent Grant
• 993526

• References
• Source

• Patent Number

  993,526

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1911
  114 years ago

• CPC

  • H01H15/08 - Contact arrangements for providing make-before-break operation

• US Classifications

  • 338 - Electrical resistors
  • 200 - Electricity: circuit makers and breakers
  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 318 - Electricity: motive power systems