986039

Information

• Patent Grant
• 986039

• References
• Source

• Patent Number

  986,039

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1911
  113 years ago

• CPC

  • H03B11/06 - by mechanical interrupter
  • H01H47/18 - for introducing delay in the operation of the relay
  • Y10T307/898 - Vibrating relay

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets