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发明名称
Two-speed ratchet devices
摘要
申请公布号
US2787912(A)
申请公布日期
1957.04.09
申请号
US19530393914
申请日期
1953.11.23
申请人
PHILIPPS SMALLPEICE COSBY DOUA
发明人
SMALLPEICE COSBY DOUALD PHILIPPS
分类号
F16D41/00
主分类号
F16D41/00
代理机构
代理人
主权项
地址
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