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经营范围
发明名称
Variable speed gearing in rotary electric tool
摘要
申请公布号
US4892013(A)
申请公布日期
1990.01.09
申请号
US19880213156
申请日期
1988.06.29
申请人
OLYMPIC CO. LTD.
发明人
SATOH, ATSUSHI
分类号
B25B21/00;B25B23/147;B25F5/00;F16H3/74
主分类号
B25B21/00
代理机构
代理人
主权项
地址
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