3381538

Information

• Patent Grant
• 3381538

• References
• Source

• Patent Number

  3,381,538

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1968
  56 years ago

• CPC

  • A61H11/02 - Massage devices with strips oscillating lengthwise
  • A61H2201/0138 - incorporated in furniture
  • A61H2201/0142 - Beds
  • A61H2201/0149 - Seat or chair
  • Y10T74/151 - Adjustable
  • Y10T74/18552 - Unbalanced weight
  • Y10T74/2116 - having anti-friction means, e.g., roller bearing, lubrication, etc.
  • Y10T74/2179 - Adjustable

• US Classifications

  • 074 - Machine element or mechanism
  • 601 - Surgery: kinesitherapy