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Application filed by Luigi SantafiledCriticalLuigi Santa
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Publication of AT68855BpublicationCriticalpatent/AT68855B/en
AT68855D1913-08-071913-08-07
Liquid flow regulator, especially for regulating the concentration of the sulfuric acid produced in lead chambers.
AT68855B
(en)
Ball electrode for galvanic Elements in which the electrolytic Liquid or the Depolarizing Air or their Mixture is passed through the Pores of the Negative Electrode.