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发明名称
Material spreader
摘要
申请公布号
US2819827(A)
申请公布日期
1958.01.14
申请号
US19550489988
申请日期
1955.02.23
申请人
BAREFOOT SAMUEL H;WINGARD NEALY B
发明人
BAREFOOT SAMUEL H.;WINGARD NEALY B.
分类号
A01C17/00
主分类号
A01C17/00
代理机构
代理人
主权项
地址
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