Siemens Schweiz AG
Freilagerstrasse 40
CH-8047 Zürich
(CH)
Siemens Aktiengesellschaft
CT NM,
Postfach 22 16 34
80506 Munich
(DE)
Siemens Schweiz AG
Albisriederstrasse 245
Zürich
(CH)
Англ.Electric warning devices sensitive to ambient conditions, light and infrared barriers, ultrasonic and vibration transmitters and receivers, signalling stations, fire and burglar alarms, alarm and warning systems, detectors for incendiary gases and smoke, aerosol detectors, flame and temperature detectors, burglary protection units, and units for prevention of unlawful entry and hold-ups, transmission and warning signals, fire extinguishing systems, electron tubes, pilot glow lamps, overvoltage tubes.