Teleprinter: automatic printing
The electric teleprinter „Automatik Lo 133“ of the company Lorenz is a telegraphy device and was used by the police of the…

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The electric teleprinter „Automatik Lo 133“ of the company Lorenz is a telegraphy device and was used by the police of the…
The electric teleprinter „Automatik Lo 133“ of the company Lorenz is a telegraphy device and was used by the police of the…
Before this police whistle from the 1980s was included in the historical collection of the Essen police, it had long been an…
The tone sequence siren (German: Martinshorn) from around the year 2010 is a component from an unmarked police car of the city…
The tone sequence siren (German: Martinshorn) from around the year 2010 is a component from an unmarked police car of the city…
The tone sequence siren (German: Martinshorn) from around the year 2000 is a component from an unmarked police car of the city…
Early railway level crossings had a flagman in a nearby booth who would, on the approach of a train, wave a red…