3552841

Information

• Patent Grant
• 3552841

• References
• Source

• Patent Number

  3,552,841

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1971
  54 years ago

• CPC

  • G03B21/52 - by prepared film
  • G03B21/43 - Driving mechanisms
  • G03B21/50 - Control devices operated by the film strip during the run

• US Classifications

  • 352 - Optics: motion pictures