"The Ehrich & Graetz metalworks was a factory established in 1866 in Berlin by Albert Graetz (1831–1901) and the tradesman Emil Ehrich (died 1887) under the ...
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name "Lampen-Fabrik Ehrich & Graetz OHG" (E&G). The logo of the firm was two seahorse-looking dragons with a sun between them, and the firm's initials of E&G. " - (en.wikipedia.org 05.01.2020)
