208274

Information

• Patent Grant
• 208274

• References
• Source

• Patent Number

  208,274

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1878
  146 years ago

• CPC

  • F42B19/40 - by expelling liquid ballast
  • B63H21/21 - Control means for engine or transmission, specially adapted for use on marine vessels
  • B63H23/06 - for transmitting drive from a single propulsion power unit
  • B63H2023/065 - having means for differentially varying the speed of the main transmitting elements
  • Y10T137/085 - Pressure or head controlled

• US Classifications

  • 137 - Fluid handling