3748030

Information

• Patent Grant
• 3748030

• References
• Source

• Patent Number

  3,748,030

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  52 years ago

• CPC

  • G03B21/46 - affording adjustment for framing

• US Classifications

  • 352 - Optics: motion pictures