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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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0328375ApriorityCriticalpatent/ES328375A3/en
Publication of ES328375A3publicationCriticalpatent/ES328375A3/en
Improvements in the devices for rapid drawing, characterized in that they comprise two essential bodies one of which is used as a manual drawing board, and the other body consists of a cover removably attached to the main body, constituted by a plate-board of rigid material which has holes in the side of one of its sides, in which are inserted retention lugs of which the cover is provided. (Machine-translation by Google Translate, not legally binding)
ES0328375A1966-06-151966-06-15Improvements in the devices for fast drawing. (Machine-translation by Google Translate, not legally binding)
ExpiredES328375A3
(en)