2418512

Information

• Patent Grant
• 2418512

• References
• Source

• Patent Number

  2,418,512

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1947
  78 years ago

• CPC

  • F41G3/2627 - Cooperating with a motion picture projector
  • F41G3/28 - Small-scale apparatus

• US Classifications

  • 434 - Education and demonstration
  • 353 - Optics: image projectors
  • 356 - Optics: measuring and testing