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发明名称
Trolley-wire guard
摘要
申请公布号
US1743156(A)
申请公布日期
1930.01.14
申请号
US19280305999
申请日期
1928.09.14
申请人
MORRISON JESS F
发明人
MORRISON JESS F.
分类号
B60M1/04
主分类号
B60M1/04
代理机构
代理人
主权项
地址
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