3521560

Information

• Patent Grant
• 3521560

• References
• Source

• Patent Number

  3,521,560

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1970
  54 years ago

• CPC

  • B41L39/16 - Programming systems for automatic control of sequence of operations
  • B41L39/00 - Indicating, counting, warning, control, or safety devices

• US Classifications

  • 101 - Printing