3185053

Information

• Patent Grant
• 3185053

• References
• Source

• Patent Number

  3,185,053

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1965
  59 years ago

• CPC

  • G03B7/22 - in accordance with temperature or height
  • G03B9/08 - Shutters

• US Classifications

  • 396 - Photography
  • 352 - Optics: motion pictures
  • 355 - Photocopying