3007564

Information

• Patent Grant
• 3007564

• References
• Source

• Patent Number

  3,007,564

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1961
  62 years ago

• CPC

  • G06C23/06 - of tabulation devices

• US Classifications

  • 400 - Typewriting machines
  • 235 - Registers