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发明名称
Speed indicator and signal
摘要
申请公布号
US2146349(A)
申请公布日期
1939.02.07
申请号
US19360089424
申请日期
1936.07.07
申请人
PROVENZANO ANTHONY H
发明人
PROVENZANO ANTHONY H.
分类号
G01P1/10
主分类号
G01P1/10
代理机构
代理人
主权项
地址
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