3724630

Information

• Patent Grant
• 3724630

• References
• Source

• Patent Number

  3,724,630

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • B41J3/42 - Two or more complete typewriters coupled for simultaneous operation

• US Classifications

  • 400 - Typewriting machines