3691726

Information

• Patent Grant
• 3691726

• References
• Source

• Patent Number

  3,691,726

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1972
  52 years ago

• CPC

  • B43M7/005 - with at least two cutting discs
  • Y10S83/912 - Envelope openers

• US Classifications

  • 053 - Package making
  • 083 - Cutting