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发明名称
Improvements in or relating to ratchet drives
摘要
申请公布号
GB896925(A)
申请公布日期
1962.05.23
申请号
GB19590040923
申请日期
1959.12.02
申请人
OTTO WELGER;KURT WELGER
发明人
分类号
F16D41/12;F16H31/00
主分类号
F16D41/12
代理机构
代理人
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地址
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