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Description
English: Part of drawing sheet of Sigurd Savonius' Austrian patent of 1925. The cross sections shown in Fig. 2 to 5 are denoted as embodiments of the object of the invention.
Deutsch: Ausschnitt des Zeichnungsblattes aus der Patentschrift Sigurd Savonius', Österreich 1925, Zitat: „Die Fig. 2–5 veranschaulichen schematisch im Querschnitt vier Ausführungsformen des Erfindungsgegenstandes;“
Date
Source AT000000103819B
Author Sigurd Savonius
Other versions Savonius patent drawing sheet.png

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26 July 1925Gregorian

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current10:56, 16 November 2011Thumbnail for version as of 10:56, 16 November 20111,632 × 291 (120 KB)XXLRay

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