3866914

Information

• Patent Grant
• 3866914

• References
• Source

• Patent Number

  3,866,914

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  51 years ago

• CPC

  • A63B21/0609 - consisting of loosely interconnected elements for progressively changing weight
  • A63B21/062 - including guide for vertical or non-vertical weights or array of weights to move against gravity forces
  • A63B21/4005 - to the shoulder

• US Classifications

  • 473 - Games using tangible projectile
  • 482 - Exercise devices