3908561

Information

• Patent Grant
• 3908561

• References
• Source

• Patent Number

  3,908,561

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • A47B27/06 - balancing by means of springs

• US Classifications

  • 108 - Horizontally supported planar surfaces
  • 248 - Supports