3469033

Information

• Patent Grant
• 3469033

• References
• Source

• Patent Number

  3,469,033

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1969
  55 years ago

• CPC

  • G06K21/085 - for punched tapes

• US Classifications

  • 178 - Telegraphy
  • 235 - Registers
  • 346 - Recorders