2821917

Information

• Patent Grant
• 2821917

• References
• Source

• Patent Number

  2,821,917

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1958
  67 years ago

• CPC

  • B41F1/60 - Safety devices
  • Y10S101/32 - Means to vary the time of contact of one or more rollers in an ink train

• US Classifications

  • 101 - Printing
  • D18 - Printing and office machinery