1971844

Information

• Patent Grant
• 1971844

• References
• Source

• Patent Number

  1,971,844

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1934
  90 years ago

• CPC

  • A63B31/18 - Swimming appliances with propulsive effect for hands and feet simultaneously

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices