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Priority claimed from JP21275981Aexternal-prioritypatent/JPS58113835A/ja
Priority claimed from JP21276081Aexternal-prioritypatent/JPS58113836A/ja
Priority claimed from JP21275781Aexternal-prioritypatent/JPS58113834A/ja
Application filed by Olympus Optical CofiledCriticalOlympus Optical Co
Priority claimed from EP82306848Aexternal-prioritypatent/EP0085813B1/de
Application grantedgrantedCritical
Publication of ATE20305T1publicationCriticalpatent/ATE20305T1/de
AT82306848T1981-12-281982-12-21Roehrfoermige sonde zum nachweisen von haerteunterschieden durch ueberstreichen einer zu untersuchenden oberflaeche.
ATE20305T1
(de)