3358572

Information

• Patent Grant
• 3358572

• References
• Source

• Patent Number

  3,358,572

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1967
  57 years ago

• CPC

  • G03B9/08 - Shutters
  • G03B9/58 - Means for varying duration of "open" period of shutter
  • Y10T70/10 - Miscellaneous

• US Classifications

  • 396 - Photography
  • 070 - Locks
  • 352 - Optics: motion pictures