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发明名称
Improvements in apparatus for spreading shingle upon roads
摘要
申请公布号
GB345571(A)
申请公布日期
1931.03.26
申请号
GB19300016314
申请日期
1930.05.27
申请人
CHARLES HENRY FOWLER;HARRY WALKER
发明人
分类号
E01C19/20
主分类号
E01C19/20
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