1161453

Information

• Patent Grant
• 1161453

• References
• Source

• Patent Number

  1,161,453

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1915
  109 years ago

• CPC

  • B63H11/08 - of rotary type
  • B63B11/06 - Propeller-shaft tunnels
  • B63H2011/081 - with axial flow

• US Classifications

  • 440 - Marine propulsion
  • 114 - Ships