1785999

Information

• Patent Grant
• 1785999

• References
• Source

• Patent Number

  1,785,999

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1930
  94 years ago

• CPC

  • B41J5/36 - by punched records

• US Classifications

  • 400 - Typewriting machines
  • 101 - Printing