2072741

Information

• Patent Grant
• 2072741

• References
• Source

• Patent Number

  2,072,741

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1937
  87 years ago

• CPC

  • G03B33/14 - using lenticular screens

• US Classifications

  • 353 - Optics: image projectors