3665833

Information

• Patent Grant
• 3665833

• References
• Source

• Patent Number

  3,665,833

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  52 years ago

• CPC

  • G04F3/027 - using electrical contacts
  • G03B19/18 - Motion-picture cameras

• US Classifications

  • 396 - Photography
  • 352 - Optics: motion pictures
  • 968 - Horology