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Shimadzu Corp
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Shimadzu Corp
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Filing date
Publication date
Application filed by Shimadzu CorpfiledCriticalShimadzu Corp
Priority to JP6268177ApriorityCriticalpatent/JPS53146684A/en
Publication of JPS53146684ApublicationCriticalpatent/JPS53146684A/en
PURPOSE: To obtain a refernce position signal of good accuracy by letting the reference position signal be provided based on the mark of the O-ring installed to the object to be measured.