2051551

Information

• Patent Grant
• 2051551

• References
• Source

• Patent Number

  2,051,551

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1936
  88 years ago

• CPC

  • B42F9/00 - Filing appliances with devices clamping file edges Covers with clamping backs
  • B42F9/005 - with auxiliary filing means
  • B42F13/14 - with clamping or locking means

• US Classifications

  • 462 - Books, strips, and leaves for manifolding
  • 281 - Books, strips, and leaves