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Verfahren und Vorrichtung zur Ausgleichung des Achsialschubes bei Dampf- oder Gasturbinen, welche zum Antrieb von umkehrbaren Wasser- und Luftpropellern dienen.
Section of physics and chemistry and section of photography and microscopy: A joint meeting of the Sections was held in the Hall of the Institute on Thursday evening, December 14, 1922, at eight o'clock, with Mr. Alfred Rigling in the Chair. The minutes of the previous meeting were read and approved