1804323

Information

• Patent Grant
• 1804323

• References
• Source

• Patent Number

  1,804,323

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1931
  93 years ago

• CPC

  • B63H16/00 - Effecting propulsion by muscle power
  • B63B2741/00 - Manual propulsion Paddles

• US Classifications

  • 440 - Marine propulsion