1670522

Information

• Patent Grant
• 1670522

• References
• Source

• Patent Number

  1,670,522

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1928
  97 years ago

• CPC

  • B41K3/68 - Curring or severing devices
  • G07B3/04 - from a stack
  • G07B11/07 - by separating part of ticket
  • Y10T225/228 - Slidable notcher

• US Classifications

  • 225 - Severing by tearing or breaking