3820173

Information

• Patent Grant
• 3820173

• References
• Source

• Patent Number

  3,820,173

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • A63B69/125 - Devices for generating a current of water in swimming pools
  • E04H4/1245 - Recirculating pumps for swimming pool water
  • F04D9/005 - by adducting or recycling liquid

• US Classifications

  • 004 - Baths, closets, sinks, and spittoons
  • 210 - Liquid purification or separation
  • 601 - Surgery: kinesitherapy