3774160

Information

• Patent Grant
• 3774160

• References
• Source

• Patent Number

  3,774,160

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • H03K21/02 - Input circuits
  • G03B21/46 - affording adjustment for framing
  • G09B9/304 - by using a film

• US Classifications

  • 352 - Optics: motion pictures