Graetz produced reel to reel tape recorders from 1961 to 1964 which were manufactured in Germany. These tape recorders targeted the consumer market. Graetz tape recorders used tube electronics. The company produced 2 track machines with 110-120 voltage for the North American market.
1866 Albert Graetz founded the company Ehrich & Graetz metalworks in Berlin with Emil Ehrich, for manufacturing of lamps, burners, stoves and heating furnaces for liquid and gaseous fuels.
1887 Ehrich dies. Graetz sons Max and Adolf take over the business.
1899 Company grew rapidly, factories were built in Berlin, in the United States, France, the UK, and Bombay
1910 Max Graetz developed Petromax Lantern
1925 Started producing radios, and other electrical appliances under the name Graetzor and distributed radios of Elektro-Watt GmbH (Wattophon), Dresden.
1945 Factory was claimed by the Russian army, Graetz business and family estate were expropriated and exploited by Soviet management
1948 Max sons (Erich and Fritz Graetz) founded a new company “The Graetz Firm” in Altena, Germany that produced mainly radios and televisions.
1949 Company became part of the “peoples” program, “VEB-VolksEigenerBetrieb” means that the factory was owned by the people for the people (Communism)
1952 Developed Graetz 162W radio
1954 Graetz Spitzen Super 177W radio
1955 Graetz Comedia 4R/21
1958 Graetz Polka 613 and Graetz Musica 617
1959 Graetz KG acquired Sander & Janzen (aka Saja), a company with factories in Berlin and Duderstadt which made tape recorders, dictating machines and drive motors for turntables
1960 Graetz decided to transfer Saja’s tape-recorder development and production teams to their factory in Altena, Westphalia. Developed the Graetz Fantasia 922 Luxus – Stereosuper
1961 Introduced the Graetz M50K Tape Recorder. Company was then sold to Standard Elektrik Lorenz (SEL) AG.
1966 Graetz Melodia 14F was released.
1987 Acquired by Nokia.