3535030

Information

• Patent Grant
• 3535030

• References
• Source

• Patent Number

  3,535,030

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1970
  55 years ago

• CPC

  • G08B5/36 - using visible light sources
  • G09F9/405 - the selected character being projected on a common screen accommodating only one character at a time, to provide the same display position for all characters

• US Classifications

  • 353 - Optics: image projectors