2422406

Information

• Patent Grant
• 2422406

• References
• Source

• Patent Number

  2,422,406

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1947
  77 years ago

• CPC

  • B41J29/19 - with reflectors or illuminating devices

• US Classifications

  • 362 - Illumination
  • 400 - Typewriting machines