FR

Friedel Ruehl

EG Ernst Leitz Wetzlar, Gmbh: 1 patents #54 of 139Top 40%
Overall (All Time): #4,059,738 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4411510 Apparatus for compensating for the rebounding of an automatic diaphragm in a photographic objective Rudi Faatz, Siegfrid Moeller, Adolf Steuernagel 1983-10-25