644502

Information

• Patent Grant
• 644502

• References
• Source

• Patent Number

  644,502

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1900
  125 years ago

• CPC

  • B41J11/16 - with balancing means

• US Classifications

  • 400 - Typewriting machines
  • 101 - Printing