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Inventor
SIEGEL AUGUSTIN
DE
2 patents
Patents
2 patents
US4953188A
Aug 28, 1990
Method and device for producing phase-contrast images
ZEISS STIFTUNG
59 citations
89
US4720191A
Jan 19, 1988
Method and apparatus for light span microscopic dark-field display of objects
ZEISS STIFTUNG
27 citations
89