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Publication of FR942131ApublicationCriticalpatent/FR942131A/fr
G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
G01C1/00—Measuring angles
G—PHYSICS
G01—MEASURING; TESTING
G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
G01D15/14—Optical recording elements; Recording elements using X-or nuclear radiation
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FR942131D1944-09-151944-09-15Procédé et appareil pour l'enregistrement des angles
ExpiredFR942131A
(fr)