3505970

Information

• Patent Grant
• 3505970

• References
• Source

• Patent Number

  3,505,970

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1970
  54 years ago

• CPC

  • A63B35/10 - operated by the swimmer

• US Classifications

  • 440 - Marine propulsion
  • D21 - Games, toys, and sports goods