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Tecnicas Didacticas Sa (tecdisa)
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Tecnicas Didacticas Sa (tecdisa)
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Application filed by Tecnicas Didacticas Sa (tecdisa)filedCriticalTecnicas Didacticas Sa (tecdisa)
Priority to ES1978239628UpriorityCriticalpatent/ES239628Y/en
Publication of ES239628UpublicationCriticalpatent/ES239628U/en
Application grantedgrantedCritical
Publication of ES239628YpublicationCriticalpatent/ES239628Y/en
Didactic toy slate, characterized essentially by presenting a thickening in its lower part, so that it can remain vertical, which has a hood in the form of a roof top that has a void in its center to hang the set if desired, under the which figure a toy clock, in central position, and further down, to the right, there are three small slats that determine an open rectangle where slides are fixed by sliding with a plurality of figures, corresponding a blackboard to the operations of sum and another to the subtraction. (Machine-translation by Google Translate, not legally binding)
ES1978239628U1978-11-221978-11-22
DIDACTIC TOY BOARD.
ExpiredES239628Y
(en)