2455618

Information

• Patent Grant
• 2455618

• References
• Source

• Patent Number

  2,455,618

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1948
  77 years ago

• CPC

  • G05D3/128 - using clutch or brake

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 307 - Electrical transmission or interconnection systems
  • 318 - Electricity: motive power systems
  • 333 - Wave transmission lines and networks