File:O Henig - Schema des „Verfahrens zur Ausnutzung der überschüssigen Wärme bei Gasretortenöfen“. Blaupause, Patentantrag 10.1.1914 (Wwm039).jpg

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Deutsch: Schema des „Verfahrens zur Ausnutzung der überschüssigen Wärme bei Gasretortenöfen“. Blaupause, Patentantrag von Otto Henig.
Date (Einreichung)
Source Carmen Palm: Wir wirken mit, Stadtwerke Tübingen 2012, S. 39 (Archiv der Stadtwerke Tübingen)
Author Otto Henig
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.

This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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current00:26, 10 March 2019Thumbnail for version as of 00:26, 10 March 20191,121 × 731 (486 KB)Mewa767 (talk | contribs){{Information |description ={{de|1=Schema des „Verfahrens zur Ausnutzung der überschüssigen Wärme bei Gasretortenöfen“. Blaupause, Patentantrag von Otto Henig.}} |date =1914-01-10 (Einreichung) |source =Carmen Palm: ''Wir wirken mit'', Stadtwerke Tübingen 2012, S. 39 (Archiv der Stadtwerke Tübingen) |author =Otto Henig |permission ={{PD-old-1923}} }} Category:Otto Henig Category:Archiv der Stadtwerke Tübingen Category:1914 in Tübingen [[Category:Scanns...

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