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Application filed by Hall Harding Ltd, Kemiker Werner Paul LeuchfiledCriticalHall Harding Ltd
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Publication of DK77296CpublicationCriticalpatent/DK77296C/da
DK6349A1948-01-091949-01-08Fremgangsmåde til fremstilling af mangefarvede tryk af diazotypen samt lysfølsomt lag til anvendelse ved fremgangsmåden.
DK77296C
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