Walter Bletz
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Leica Camera AG Photographic Patents by Walter Bletz of Braunfels, Germany
- 1975 FEB 19 - DIGITAL TIMER FOR PHOTOGRAPHIC CAMERA SHUTTER
- 1976 JUN 14 - SCANNING GRATING FOR FOCUS DETECTOR with Werner Holle
- 1976 JUN 14 - METHOD AND DEVICES FOR TRANSFERRING ELECTRICAL SIGNAL INFORMATION BETWEEN A PHOTOGRAPHIC LENS AND A CAMERA with Herbert Machmeth and Walter Mandler
- 1976 MAR 15 - ELECTRONIC STORAGE, INDICATOR AND EXPOSURE TIME CONTROL DEVICE FOR PHOTOGRAPHIC CAMERAS with Werner Holle
- 1976 JUN 14 - SCANNING GRATING FOR FOCUS DETECTOR with Werner Holle
- 1976 JUL 01 - EXPOSURE CONTROL DEVICE FOR PHOTOGRAPHIC CAMERAS with Werner Holle and Rolf Magel
- 1976 JUL 01 - APPARATUS FOR STORING A VOLTAGE ANALOGOUS TO AN EXPOSURE PARAMETER IN PHOTOGRAPHIC CAMERAS with Werner Holle
- 1977 OCT 26 - OPTICAL OBJECTIVE FOCUS INDICATOR AND DISPLAY with Werner Holle
- 1985 JUL 23 - CIRCUIT ARRANGEMENT FOR AN ELECTRONIC EXPOSURE METER with Rolf Magel
- 1997 AUG 20 - DEVICE FOR EXPOSURE METERING with Robert Denk, Gerhard Kranz and Rolf Magel
- 1999 APR 29 - MANUALLY OPERABLE FLASHLIGHT (sic.) UNIT with Klaus-Dieter Schaefer (see above)
