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Application filed by Marshall Arthur NfiledCriticalMarshall Arthur N
Priority to BE762666ApriorityCriticalpatent/BE762666A/en
Publication of BE762666ApublicationCriticalpatent/BE762666A/en
G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
BE762666A1971-02-081971-02-08
METHOD AND DEVICE FOR DETECTING INTERVALS BETWEEN VEHICLES.
BE762666A
(en)