3140559

Information

• Patent Grant
• 3140559

• References
• Source

• Patent Number

  3,140,559

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1964
  60 years ago

• CPC

  • A47B27/06 - balancing by means of springs

• US Classifications

  • 108 - Horizontally supported planar surfaces