1914631

Information

• Patent Grant
• 1914631

• References
• Source

• Patent Number

  1,914,631

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1933
  91 years ago

• CPC

  • B41J33/40 - with arrangements for reversing the feed direction

• US Classifications

  • 400 - Typewriting machines