ES241800A1 - Improvements introduced in a point indicator system on maps (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements introduced in a point indicator system on maps (Machine-translation by Google Translate, not legally binding)
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BELLIVIER HENRI
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BELLIVIER HENRI
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Priority to ES0241800ApriorityCriticalpatent/ES241800A1/en
Publication of ES241800A1publicationCriticalpatent/ES241800A1/en
Improvements introduced in a system indicating points on maps, characterized in that the rotating needle used in the determination of the point sought is a narrow rectangular plate, light and with a sharp apex at its end, which presents a succession of perforations aligned uniformly on the total length of one of its edges and corresponding each perforation with a letter, number or sign written next to it. (Machine-translation by Google Translate, not legally binding)
ES0241800A1958-05-081958-05-08Improvements introduced in a point indicator system on maps (Machine-translation by Google Translate, not legally binding)
ExpiredES241800A1
(en)