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Individual
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Individual
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Priority to ES47072ApriorityCriticalpatent/ES47072A3/es
Publication of ES47072A3publicationCriticalpatent/ES47072A3/es
ES47072A1909-12-291909-12-29Mejoras en los aparatos convenientes para la fabricación del cristal o vidrio plano y también del hueco o soplado.
ExpiredES47072A3
(es)