2284681

Information

• Patent Grant
• 2284681

• References
• Source

• Patent Number

  2,284,681

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1942
  82 years ago

• CPC

  • H04L13/186 - Page printing; tabulating
  • H04L13/188 - Projection of the printed matter
  • H04L17/24 - using mechanical translation and type-head printing

• US Classifications

  • 353 - Optics: image projectors
  • 178 - Telegraphy