3779635

Information

• Patent Grant
• 3779635

• References
• Source

• Patent Number

  3,779,635

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1973
  51 years ago

• CPC

  • G03B21/134 - Projectors combined with typing apparatus or with printing apparatus

• US Classifications

  • 353 - Optics: image projectors
  • 400 - Typewriting machines