2958257

Information

• Patent Grant
• 2958257

• References
• Source

• Patent Number

  2,958,257

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1960
  64 years ago

• CPC

  • G03C5/12 - Cinematrographic processes of taking pictures or printing
  • G03B15/08 - Trick photography

• US Classifications

  • 352 - Optics: motion pictures
  • 355 - Photocopying
  • 434 - Education and demonstration