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发明名称
Bicycle signaling device
摘要
申请公布号
US2011850(A)
申请公布日期
1935.08.20
申请号
US19340748875
申请日期
1934.10.18
申请人
THE WESTFIELD MANUFACTURING COMPANY
发明人
CLARKE NORMAN A.
分类号
B62J6/20
主分类号
B62J6/20
代理机构
代理人
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地址
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