PUW

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E.5 Porta, PUW

The Porta Uhrenfabrik Wehner KG (PUW) in Pforzheim produced two electric watches with the coil on the balance and mechanical contacts, all with three magnets and a frequency of 4 Hz.

1960	Porta starts to sell the Lip R 27 under the name Porta-Lip.
1969	The Porta Elechron caliber PUW 1000 without date, the Porta 1001 with date and the 1002 with day and date are released. The watch is also sold by Croton, Gruen and Feuver.
1972	The Porta Ladychron caliber PUW 3000. Also sold by Pallas-Ormo, Elgin, Fleurier, Gruen, Helbros, Helvetia, Invicta, Solvil & Titus, Sandoz and Waltham.
1991	Porta is taken over by the Swiss holding SMH.

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