1697043

Information

• Patent Grant
• 1697043

• References
• Source

• Patent Number

  1,697,043

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1929
  96 years ago

• CPC

  • B63H1/30 - of non-rotary type
  • B63B2754/00 - Propulsive flaps

• US Classifications

  • 440 - Marine propulsion