1886821

Information

• Patent Grant
• 1886821

• References
• Source

• Patent Number

  1,886,821

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1932
  92 years ago

• CPC

  • B41J15/20 - for webs superimposed during printing

• US Classifications

  • 400 - Typewriting machines