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经营范围
发明名称
Improvements in or relating to variable speed gears
摘要
申请公布号
GB618348(A)
申请公布日期
1949.02.21
申请号
GB19460031511
申请日期
1946.10.23
申请人
LUCIEN CHARLES HIPPOLYTE JUY
发明人
分类号
B62M9/124;B62M9/126
主分类号
B62M9/124
代理机构
代理人
主权项
地址
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