Werner Wiessner: Difference between revisions
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*1983 SEP 30 - PHOTOGRAPHIC OBJECTIVE WITH A FASTENING DEVICE with [[Werner Schlapp]] | *1983 SEP 30 - PHOTOGRAPHIC OBJECTIVE WITH A FASTENING DEVICE with [[Werner Schlapp]] | ||
*1983 OCT 04 - PHOTOGRAPHIC OBJECTIVE WITH AUTOMATIC DIAPHRAGM with [[Werner Schlapp]] | *1983 OCT 04 - PHOTOGRAPHIC OBJECTIVE WITH AUTOMATIC DIAPHRAGM with [[Werner Schlapp]] | ||
Revision as of 18:04, 3 March 2012
E. Leitz Photographic Patents by Werner "Willi" Wiessner
- 1962 JAN 12 - CAMERA WITH BUILT-IN EXPOSURE METER see above
- 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
- 1983 SEP 30 - PHOTOGRAPHIC OBJECTIVE WITH A FASTENING DEVICE with Werner Schlapp
- 1983 OCT 04 - PHOTOGRAPHIC OBJECTIVE WITH AUTOMATIC DIAPHRAGM with Werner Schlapp