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Application filed by Werner Robert Busch LarsenfiledCriticalWerner Robert Busch Larsen
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Publication of DK43894CpublicationCriticalpatent/DK43894C/en
DK43894D1928-07-281928-07-28
Procedure for the production of photographic plates, films, papers, etc. for natural-colored recordings and copies.
DK43894C
(en)