loadpatents
Patent applications and USPTO patent grants for Hehn; Wilfried.The latest application filed is for "process for processing chemicals".
Patent | Date |
---|---|
Pack for processing chemicals Grant 6,951,276 - Danner , et al. October 4, 2 | 2005-10-04 |
Process for processing chemicals App 20050167298 - Danner, Hans-Dieter ;   et al. | 2005-08-04 |
Device for removing moisture from sheets of photographic materials Grant 6,648,524 - Hehn , et al. November 18, 2 | 2003-11-18 |
Device for removing moisture from sheets of photographic materials App 20030059220 - Hehn, Wilfried ;   et al. | 2003-03-27 |
Pack for processing chemicals App 20020117416 - Danner, Hans-Dieter ;   et al. | 2002-08-29 |
Apparatus for wet treatment of photosensitive material Grant 4,837,593 - Hehn June 6, 1 | 1989-06-06 |
Arrangement for wet processing photosensitive materials Grant 4,708,453 - Fryda , et al. November 24, 1 | 1987-11-24 |
Device for processing a photographic film Grant 4,303,330 - Hehn , et al. December 1, 1 | 1981-12-01 |
Washing chamber for photographic developing apparatus Grant 4,123,769 - Fernandez , et al. October 31, 1 | 1978-10-31 |
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