1963873

Information

• Patent Grant
• 1963873

• References
• Source

• Patent Number

  1,963,873

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1934
  90 years ago

• CPC

  • B43M7/007 - with cutting blades
  • Y10S30/03 - Envelope openers
  • Y10T83/5851 - Carried by tool or tool support
  • Y10T83/8755 - One tool resiliently mounted or biased
  • Y10T83/8778 - Ledger blade

• US Classifications

  • 083 - Cutting
  • 030 - Cutlery
  • 269 - Work holders