3754631

Information

• Patent Grant
• 3754631

• References
• Source

• Patent Number

  3,754,631

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1973
  51 years ago

• CPC

  • B41J5/30 - Character or syllable selection controlled by recorded information
  • B41J19/96 - Variable-spacing arrangements

• US Classifications

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