Product Description : Vintage Tesla Orava Electronics Sine Wave & Star Logo Pin Badge - These clear enamel tesla pins are the oldest you can get, produced in the early 1950's shortly after WW2. The clear red (and sometimes blue) enameling style was replaced in the 1960's by a variety of opaque colours.
This is a pretty antique Tesla advertising pin from the 1950's, featuring the tesla logo in the centre. It is made from a gold coloured metal and the badge face is 1.6cm wide and has a long, stick pin fastener to the rear. Historic Background. TESLA had a state-sponsored monopoly on electronics production in communist Czechoslovakia, and produced nearly all electronic products in the country until 1989. The company had a large number of subsidiaries, - Tesla Karlin, Vrsovice and Strašnice (TV and broadcast industries)
- Tesla Holesovice Hloubetín (bulbs)
- Tesla Liberec (recorders, equipment fire alarm)
- Tesla Kolin (radio),
- Tesla Hradec Kralove (components)
- Tesla Pardubice (tape recorders and transmission equipment)
- Tesla Prelouc (tape)
- Tesla Lanskroun (capacitors and transistors)
- Tesla Vrchlabi (vacuum tubes, LED)
- Tesla Jihlava (car components)
- Tesla Brno (exchanges and amplifiers)
- Tesla Litovel (record players, remote controls)
- Tesla Roznov (vacuum tubes, integrated circuits, televisions)
- Tesla Valasske Mezirici (speakers),
- Tesla Blansko (meters)
- Tesla Bratislava (radio)
- Tesla Orava (TV)
- Tesla Stropkov (phones and PBX)
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