3702137

Information

• Patent Grant
• 3702137

• References
• Source

• Patent Number

  3,702,137

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1972
  52 years ago

• CPC

  • A47B57/487 - with varying cross-section
  • A47B57/50 - characterised by shape or orientation of opening

• US Classifications

  • 211 - Supports: racks
  • 005 - Beds
  • 108 - Horizontally supported planar surfaces