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.)
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GOYA ROLDAN
Original Assignee
GOYA ROLDAN
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Filing date
Publication date
Application filed by GOYA ROLDANfiledCriticalGOYA ROLDAN
Priority to ES406969ApriorityCriticalpatent/ES406969A3/es
Publication of ES406969A3publicationCriticalpatent/ES406969A3/es
ES406969A1972-09-231972-09-23Procedimiento con su correspondiente dispositivo para rea- lizar una estructura lacunaria en materia plastica.
ExpiredES406969A3
(es)
Procedimento e apparecchiatura per produrre un lamierino a due lamine metalliche con uno strato intermedio in materiale termoplastico, nonchè lamierino così ottenuto