3850488

Information

• Patent Grant
• 3850488

• References
• Source

• Patent Number

  3,850,488

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • B42F15/0035 - suspended at both extremities
  • B42F15/0058 - with fixed suspension means

• US Classifications

  • 312 - Supports: cabinet structure
  • 211 - Supports: racks
  • 402 - Binder device releasably engaging aperture or notch of sheet