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经营范围
发明名称
Spreader
摘要
申请公布号
US3109352(A)
申请公布日期
1963.11.05
申请号
US19600004697
申请日期
1960.01.26
申请人
WILLIAM V. MACK, INC.
发明人
MACK WILLIAM V.
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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