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专利名称：Displacement information detection
apparatus
发明人：Kato, Shigeki,Ishizuka, Koh,Kondo,
Hiroshi,Ishii, Satoshi,Kaneda, Yasushi
申请号：EP93110388.1申请日：19930629公开号：EP0577088B1公开日：19980902
摘要：A displacement information detection apparatus used in the field of machinetools, measuring apparatus, and the like in order to detect linear shifting conditions androtary shifting conditions of an object is disclosed. The apparatus can be miniaturized andits construction saves labour. Further, a detection device suitable for the apparatus and adrive control apparatus using this displacement information detection apparatus aredisclosed.
申请人：CANON KK
地址：JP
国籍：JP
代理机构：Tiedtke, Harro, Dipl.-Ing.
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