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.)
Ortega Ramon Isidro
Original Assignee
Ortega Ramon Isidro
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Filing date
Publication date
Application filed by Ortega Ramon IsidrofiledCriticalOrtega Ramon Isidro
Priority to ES0179604UpriorityCriticalpatent/ES179604U/en
Publication of ES179604UpublicationCriticalpatent/ES179604U/en
Improved didactic notebook, essentially characterized by the fact of comprising: a plurality of pages with holes for their arrangement between lids provided with retention devices practicable for rechangeable sheets, because these pages are of two types, some having on their front faces some figures and on their reverse sides the legends of the same, and others that have their faces suitable for writing on them, and because these pages are arranged, according to operational position, alternately, and also because the blank pages are suitable for the user to develop the topic referring to what he has read and seen in the immediate pages before White. (Machine-translation by Google Translate, not legally binding)
ES0179604U1972-04-221972-04-22Improved didactic notebook (Machine-translation by Google Translate, not legally binding)
PendingES179604U
(en)