3721038

Information

• Patent Grant
• 3721038

• References
• Source

• Patent Number

  3,721,038

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  51 years ago

• CPC

  • A63H23/02 - Boats Sailing boats

• US Classifications

  • 446 - Amusement devices: toys