Wilhelm Fröhlich

Lehrer, Erfinder

Born: November 21, 1892

Died: October 21, 1969, Kreuzlingen

Has participated in:

Erlebte Chemie : Ein Lehrgang in 800 Probierglasversuchen. Zugleich Anleitungsbuch z. Kosmos-Baukasten Chemie
Der junge Forscher Mikromann schaut sich die Welt des Kleinsten an. 220 Entdeckungen mit Lupe u. Mikroskop
Leerboek der fysica voor het eerste onderricht, Deel 3.. Electrotechniek / Bewerking van de 16. duitse druk door Jan Mielants
Lehrbuch der Physik, T. 3.. Elektrotechnik : Anleitungsbuch zum Kosmos-Baukasten Elektrotechnik / Textzeichn. von Erich Haferkorn

All Objects (56)

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Wilhelm Fröhlich

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