2268828

Information

• Patent Grant
• 2268828

• References
• Source

• Patent Number

  2,268,828

• Date Filed

  Not available

• Date Issued

  Tuesday, January 6, 1942
  83 years ago

• CPC

  • H04L13/188 - Projection of the printed matter

• US Classifications

  • 226 - Advancing material of indeterminate length
  • 178 - Telegraphy