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.)
MOLLA ALBERT RAFAEL
Original Assignee
MOLLA ALBERT RAFAEL
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 MOLLA ALBERT RAFAELfiledCriticalMOLLA ALBERT RAFAEL
Priority to ES0081030UpriorityCriticalpatent/ES81030U/en
Publication of ES81030UpublicationCriticalpatent/ES81030U/en
Mixed agglutinated cardboard, characterized by being formed by three superposed bodies or sheets, a central one of any coarse fabric and two laterals of thin cardboard, agglutinated by two layers of sodium silicate. (Machine-translation by Google Translate, not legally binding)
ES0081030U1960-05-201960-05-20Mixed cardboard (Machine-translation by Google Translate, not legally binding)
PendingES81030U
(en)
A system of letters and numbers of the numbering system, in its different characters, for the learning of reading and writing in children (Machine-translation by Google Translate, not legally binding)