3334609

Information

• Patent Grant
• 3334609

• References
• Source

• Patent Number

  3,334,609

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1967
  57 years ago

• CPC

  • B60V1/043 - the walls being flexible
  • B60V1/145 - using a watter propeller

• US Classifications

  • 440 - Marine propulsion