1650084

Information

• Patent Grant
• 1650084

• References
• Source

• Patent Number

  1,650,084

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1927
  97 years ago

• CPC

  • B43M7/007 - with cutting blades
  • Y10S30/03 - Envelope openers
  • Y10T83/4682 - With means controlling flying speed dependent on work speed
  • Y10T83/5815 - Work-stop abutment
  • Y10T83/5851 - Carried by tool or tool support
  • Y10T83/8781 - And urged about pivotal axis

• US Classifications

  • 083 - Cutting
  • 030 - Cutlery