2771813

Information

• Patent Grant
• 2771813

• References
• Source

• Patent Number

  2,771,813

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1956
  68 years ago

• CPC

  • G03B41/04 - with optical compensator
  • G03B41/06 - with rotating reflecting member

• US Classifications

  • 352 - Optics: motion pictures