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Individual
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Individual
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Priority to ES79192ApriorityCriticalpatent/ES79192A1/en
Publication of ES79192A1publicationCriticalpatent/ES79192A1/en
ES79192A1921-08-271921-08-27
Improvements provided in the elevators-meters-distributors for liquids, mainly those for hydrocarbons.
ExpiredES79192A1
(en)