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发明名称
DETECTING METHOD FOR SHIFT SPEED OF HEAD CARRIAGE
摘要
申请公布号
JPH0419877(A)
申请公布日期
1992.01.23
申请号
JP19900121317
申请日期
1990.05.14
申请人
RICOH CO LTD
发明人
WATANABE YUSUKE
分类号
G11B21/08
主分类号
G11B21/08
代理机构
代理人
主权项
地址
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