3671987

Information

• Patent Grant
• 3671987

• References
• Source

• Patent Number

  3,671,987

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1972
  52 years ago

• CPC

  • A63B31/11 - attachable only to the feet
  • A43B5/08 - Bathing shoes; Aquatic sports shoes
  • A63B2031/117 - with blade lying substantially in the body-symmetrical plane

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices