1689703

Information

• Patent Grant
• 1689703

• References
• Source

• Patent Number

  1,689,703

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1928
  96 years ago

• CPC

  • B43M7/001 - with abrading or sawing wheels
  • Y10S83/912 - Envelope openers

• US Classifications

  • 451 - Abrading
  • 083 - Cutting