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ANONIMA PER LA PROPRIETA E LA
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ANONIMA PER LA PROPRIETA E LA
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Publication of FR643366ApublicationCriticalpatent/FR643366A/fr
G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
G01V9/002—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00 using fields or radiation detectable only by persons susceptible therefor, e.g. radio-esthesis, dowsing
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FR643366D1927-11-051927-11-05Nouveau procédé et appareil pour déceler les eaux souterraines
ExpiredFR643366A
(fr)