3797029

Information

• Patent Grant
• 3797029

• References
• Source

• Patent Number

  3,797,029

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1974
  51 years ago

• CPC

  • H01C10/16 - including plural resistive elements
  • G03B7/003 - setting of both shutter and diaphragm
  • G03B7/083 - for control of exposure time
  • G03B9/58 - Means for varying duration of "open" period of shutter
  • H01C10/08 - with intervening conducting structure between the resistive element and the short-circuiting means

• US Classifications

  • 396 - Photography