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FEUERLOSCHER BAUANSTALT WINTRI
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FEUERLOSCHER BAUANSTALT WINTRI
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Publication of FR850248ApublicationCriticalpatent/FR850248A/fr
A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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FR850248D1939-02-13Dispositif pour l'indication de la pression de liquides dans des réservoirs, notamment dans les extincteurs d'incendie
ExpiredFR850248A
(fr)
Dispositif pour empêcher la formation de mousse dans les étranglements traversés par des liquides, en particulier dans les soupapes de sûreté des installations à huile sous pression à bord des avions