3724631

Information

• Patent Grant
• 3724631

• References
• Source

• Patent Number

  3,724,631

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • B41J9/12 - each operating in more than one character position
  • B41J1/50 - with one or more carriers travelling across copy material in letter-space direction
  • Y10S400/901 - Continuously rotating type-head

• US Classifications

  • 400 - Typewriting machines
  • 101 - Printing