Difference between revisions of "Patent for a Beleuchtungseinrichtung für Bildwerfer, Ludwig Pani, 1931 (Q31922)"

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(‎Created claim: author (P41): Ludwig Pani (Q31900))
(‎Created claim: TBU URL II (P24): AT125420B.jpg)
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Revision as of 17:51, 2 August 2023

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Patent for a Beleuchtungseinrichtung für Bildwerfer, Ludwig Pani, 1931
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    Statements

    AT125420B.jpg
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    10 November 1931
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