FR387255A - Dispositif pour la distribution de l'eau et du gaz dans les salles de bains, cuisines, buanderies et installations analogues
- Google Patents
Dispositif pour la distribution de l'eau et du gaz dans les salles de bains, cuisines, buanderies et installations analogues
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FR387255D1908-02-151908-02-15Dispositif pour la distribution de l'eau et du gaz dans les salles de bains, cuisines, buanderies et installations analogues
ExpiredFR387255A
(fr)
Système de production et de sureté pour l'immunité des personnes et contre les dangers d'incendie dans les installations électriques, fondé sur l'emploi d'un transformateur fonctionnant comme appareil de sureté