FR491982A - Perfectionnements aux appareils servant à l'indication, au moyen du soleil, de la direction de marche des aéroplanes ou autres corps mobiles
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Perfectionnements aux appareils servant à l'indication, au moyen du soleil, de la direction de marche des aéroplanes ou autres corps mobiles
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G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
G01C21/02—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by astronomical means
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Physics & Mathematics
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Engineering & Computer Science
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Radar, Positioning & Navigation
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Remote Sensing
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Astronomy & Astrophysics
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Automation & Control Theory
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General Physics & Mathematics
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FR491982D1916-06-221916-06-22Perfectionnements aux appareils servant à l'indication, au moyen du soleil, de la direction de marche des aéroplanes ou autres corps mobiles
ExpiredFR491982A
(fr)