Werner Wiessner

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A27.jpg

E. Leitz Photographic Patents by Werner "Willi" Wiessner

Willi Wiessner was known as the 'Father of the Leicaflex'

  • 1962 JAN 12 - CAMERA WITH BUILT-IN EXPOSURE METER see above
  • 1966 OCT 05 - SINGLE LENS REFLEX CAMERAS with Werner Holle and Heinrich Broschke see Leicaflex SL and SLMOT
  • 1970 JUN 29 - PHOTOGRAPHIC CAMERA HAVING ELECTRIC MOTOR with Georg Mann
  • 1972 AUG 22 - VIEWFINDER FOR SINGLE LENS REFLEX CAMERAS
  • 1972 SEP 12 - LIGHT METER WITH NUCLEAR LIGHT SOURCE with Ewald Schnidt
  • 1977 NOV 09 - INTERCHANGEABLE LENS FOR SLR-CAMERAS HAVING TTL LIGHT METERING with Werner Schlapp
  • 1977 NOV 11 - SELECTIVE COUPLING SYSTEM FOR CAMERAS with Werner Schlapp
  • 1978 SEP 19 - SINGLE LENS MIRROR REFLEX CAMERA WITH AUTOMATED APERATURE AND TIMING CONTROL with Fritz Kelner and Rolf Magel
  • 1983 SEP 30 - PHOTOGRAPHIC OBJECTIVE WITH A FASTENING DEVICE with Werner Schlapp
  • 1983 OCT 04 - PHOTOGRAPHIC OBJECTIVE WITH AUTOMATIC DIAPHRAGM with Werner Schlapp