ES20673U - Rule for the rapid calculation of the solar time of any point of the planet in a certain moment. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Rule for the rapid calculation of the solar time of any point of the planet in a certain moment. (Machine-translation by Google Translate, not legally binding)
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MAREE FARRE FRANCISCO
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MAREE FARRE FRANCISCO
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Priority to ES0020673UpriorityCriticalpatent/ES20673Y/en
Publication of ES20673UpublicationCriticalpatent/ES20673U/en
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Publication of ES20673YpublicationCriticalpatent/ES20673Y/en
A rule for the rapid calculation of the solar time of any point of the planet at a certain moment, characterized by the fact of consisting of two sliding elements, perfectly adjusted by lateral guides, and of a cursor with peephole and reticle to facilitate the readings; essentially one of the sliding elements presents its total length divided into twenty-four equal parts corresponding to the twenty-four hours of the day, with or without the fractions per minute and second, while the other sliding element has the same length representing the development of the equatorial circle of the earth, divided according to the terrestrial meridians numbered in degrees, or with the indications of the different places of the earth. (Machine-translation by Google Translate, not legally binding)
ES0020673U1949-07-281949-07-28
Rule for the rapid calculation of the solar time of any point on the planet at a given instant.
ExpiredES20673Y
(en)
Rule for the rapid calculation of the solar time of any point of the planet in a certain moment. (Machine-translation by Google Translate, not legally binding)
A teaching system to faclit anyone the knowledge of the technique of measurements of the time of the methods (Machine-translation by Google Translate, not legally binding)