Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Working principle; three systems of automatic fire alarms, namely: normally open circuit; closed circuit, systems AP and AH; and plants with normally closed circuit and intensified current, system AG; totally enclosed alarm contactors.
Working principle; three systems of automatic fire alarms, namely: normally open circuit; closed circuit, systems AP and AH; and plants with normally closed circuit and intensified current, system AG; totally enclosed alarm contactors.
Automatic fire alarm plants
AEG Progress
Meyerowitz, R. (Autor:in)
1929
6 pages
13 Figs.
Aufsatz (Zeitschrift)
Englisch
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