1117857

Information

• Patent Grant
• 1117857

• References
• Source

• Patent Number

  1,117,857

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1914
  110 years ago

• CPC

  • H02M7/36 - with electromagnetically-operated vibrating contacts
  • H01H29/006 - Self interrupters

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 607 - Surgery: light, thermal, and electrical application