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.)
CASTRILLO ALVAREZ MANUEL
Original Assignee
CASTRILLO ALVAREZ MANUEL
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 CASTRILLO ALVAREZ MANUELfiledCriticalCASTRILLO ALVAREZ MANUEL
Priority to ES0254996ApriorityCriticalpatent/ES254996A2/es
Publication of ES254996A2publicationCriticalpatent/ES254996A2/es
Management, Administration, Business Operations System, And Electronic Commerce
(AREA)
ES0254996A1960-01-151960-01-15Sistema publicitario con premio gratuito para aumentar las inscripciones en cursos por correspondencia
ExpiredES254996A2
(es)