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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0007216UpriorityCriticalpatent/ES7216Y/en
Publication of ES7216UpublicationCriticalpatent/ES7216U/en
Application grantedgrantedCritical
Publication of ES7216YpublicationCriticalpatent/ES7216Y/en
A portable drawing board characterized in that it consists essentially of a wooden frame veneered on both sides and inside which runs a tray being able to slide on the upper board a rule maintained in its movement continuously parallel to itself by means of a system of ropes guided by pulleys and tensioned by springs which prevent the rule from any movement of rotation around the vertical axis. (Machine-translation by Google Translate, not legally binding)
ES0007216U1942-02-111942-02-11
Portable board for illustrators.
ExpiredES7216Y
(en)