921060

Information

• Patent Grant
• 921060

• References
• Source

• Patent Number

  921,060

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1909
  115 years ago

• CPC

  • G09F11/28 - Electric control therefor
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion

• US Classifications

  • 340 - Communications: electrical
  • 192 - Clutches and power-stop control
  • 318 - Electricity: motive power systems