640041

Information

• Patent Grant
• 640041

• References
• Source

• Patent Number

  640,041

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1899
  125 years ago

• CPC

  • B41F3/38 - Wiping mechanisms
  • Y10T74/18328 - Alternately rotated screw

• US Classifications

  • 101 - Printing
  • 074 - Machine element or mechanism