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发明名称
CONTINUALLY VARIABLE CHANGE SPEED GEAR
摘要
申请公布号
CA324077(A)
申请公布日期
1932.07.12
申请号
CAD324077
申请日期
申请人
OTTO GOTTFRIED WELLTON
发明人
OTTO GOTTFRIED WELLTON
分类号
主分类号
代理机构
代理人
主权项
地址
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