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发明名称
A self-shifting change speed gear
摘要
申请公布号
GB885942(A)
申请公布日期
1962.01.03
申请号
GB19590003594
申请日期
1959.02.02
申请人
FRITZ KARL ZAPLETAL
发明人
分类号
B62M11/16;F16H61/02
主分类号
B62M11/16
代理机构
代理人
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