3804406

Information

• Patent Grant
• 3804406

• References
• Source

• Patent Number

  3,804,406

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  50 years ago

• CPC

  • A63B69/004 - for the martial arts
  • A63B69/34 - Dummies
  • A63B2244/106 - Karate

• US Classifications

  • 482 - Exercise devices
  • 273 - Amusement devices: games
  • 463 - Amusement devices: games