3858230

Information

• Patent Grant
• 3858230

• References
• Source

• Patent Number

  3,858,230

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  49 years ago

• CPC

  • G03B19/26 - with fade-in and fade-out effects
  • G03B15/08 - Trick photography

• US Classifications

  • 352 - Optics: motion pictures