1981401

Information

• Patent Grant
• 1981401

• References
• Source

• Patent Number

  1,981,401

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1934
  90 years ago

• CPC

  • B41B27/02 - Systems for controlling all operations
  • Y10T74/22 - Miscellaneous

• US Classifications

  • 074 - Machine element or mechanism
  • 101 - Printing
  • 200 - Electricity: circuit makers and breakers
  • 234 - Selective cutting