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发明名称
Road spreading machine
摘要
申请公布号
US1818500(A)
申请公布日期
1931.08.11
申请号
US19280284076
申请日期
1928.06.09
申请人
HIGHWAY SERVICE, INCORPORATED
发明人
NICKERSON ALMA N.
分类号
E01C19/20
主分类号
E01C19/20
代理机构
代理人
主权项
地址
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