2760139

Information

• Patent Grant
• 2760139

• References
• Source

• Patent Number

  2,760,139

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1956
  67 years ago

• CPC

  • G05D3/127 - with electrical contact
  • H03J1/20 - the auxiliary power being switched on as long as controlling current is switched on

• US Classifications

  • 318 - Electricity: motive power systems
  • 074 - Machine element or mechanism