3317019

Information

• Patent Grant
• 3317019

• References
• Source

• Patent Number

  3,317,019

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1967
  57 years ago

• CPC

  • B41J5/102 - Keyboard overlays

• US Classifications

  • 400 - Typewriting machines
  • 235 - Registers
  • D18 - Printing and office machinery