Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0214946ApriorityCriticalpatent/ES214946A3/es
Publication of ES214946A3publicationCriticalpatent/ES214946A3/es
Procedimiento para la fabricación de un material impermeable a base de papel, caracterizado por impregnar una hoja de papel por una de sus caras con un producto adherente e impermeabilizante y superponer a esta hoja de papel por su cara impregnada una segunda hoja de un material laminar flexible, sometiendo luego ambas hojas superpuestas a una compresión para asegurar su adherencia.
ES0214946A1954-04-241954-04-24Un procedimiento para la fabricacion de un material impermeable a base de papel
ExpiredES214946A3
(es)