Ertel and Sohn
From Graces Guide
of Munich
Information from The Planimetrica Collection website[1]: Traugott Leberecht von Ertel (1778-1858). In 1806 he worked for Reichenbach, Utzschneider, und Liebherr (est. 1804, geodetic instruments), and left with Reichenbach. T. Ertel & Sohn established in 1821. 1850 address, Karls Strasse, Munich, near to G & S Merz, also established by Reichenbach. Sons: Georg Ertel (1813-1863); Gustav Ertel (1829-1875). In 1890, Diez purchased Ertel, and used the name T. Ertel & Sohn. In 1911, Julius Rinnebach joined the firm. By 1983, Ertel were specializing in theodolites.
Various Ertel & Sohn instruments are on display at the Deutsches Museum.
See Also
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