ES149276U - Circular table of equivalences and/or data of interest adaptable to writing elements. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Circular table of equivalences and/or data of interest adaptable to writing elements. (Machine-translation by Google Translate, not legally binding)
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Priority to ES1969149276UpriorityCriticalpatent/ES149276Y/en
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Publication of ES149276YpublicationCriticalpatent/ES149276Y/en
Circular table of equivalences and/or data of interest adaptable to writers, characterized in that it comprises a series of denominations, abbreviated, data of interest or values duly ordered in columns in a circular direction around a cylindrical base, whose correspondences are established by imaginary generatrices which are fixed by means of a tubular element, rotating on the cylindrical base and provided with transparent longitudinally aligned frames, each of which shows, in its size or with magnification, the figures, texts or values of one of the ordered columns on and around the cylindrical base in such a way that, in each position, the figure or text located in one of the transparent frames has its equivalents or corresponding relationships in the figures located by the remaining transparent frames. (Machine-translation by Google Translate, not legally binding)
ES1969149276U1969-06-061969-06-06
CIRCULAR TABLE OF EQUIVALENCES AND NO DATA OF INTEREST ADAPTABLE TO ELEMENTS WRITERS.
ExpiredES149276Y
(en)