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Individual
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Individual
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Priority to ES1974204306UpriorityCriticalpatent/ES204306Y/en
Publication of ES204306UpublicationCriticalpatent/ES204306U/en
Application grantedgrantedCritical
Publication of ES204306YpublicationCriticalpatent/ES204306Y/en
Adjustable hook for drawing boards, characterized essentially by the fact of comprising a clamp of complementary shape of the edge of a drawing board and adjustable thereon, in which the branch located on the working surface of the board in the position of use, presents a fastening device to which is attached one of the ends of a tie, in turn joined at the end opposite a piece as a hook, shaped to receive the inner contour of flat drawing instruments and provided with openings . (Machine-translation by Google Translate, not legally binding)
ES1974204306U1974-07-021974-07-02
GRADUABLE HOOK FOR DRAWING BOARDS.
ExpiredES204306Y
(en)