1500860

Information

• Patent Grant
• 1500860

• References
• Source

• Patent Number

  1,500,860

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1924
  100 years ago

• CPC

  • G05D3/128 - using clutch or brake
  • Y10T74/1261 - with pick off

• US Classifications

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