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发明名称
Paving material spreader
摘要
申请公布号
US2188553(A)
申请公布日期
1940.01.30
申请号
US19380185903
申请日期
1938.01.20
申请人
CULLIGAN-WEINHAGEN COMPANY, INC.
发明人
LATHROP VERNE
分类号
E01C19/18
主分类号
E01C19/18
代理机构
代理人
主权项
地址
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