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经营范围
发明名称
BITUMINOUS ROAD MATERIAL.
摘要
申请公布号
IE13037(L)
申请公布日期
1935.04.30
申请号
IED13037
申请日期
1934.08.01
申请人
WIGANKOW & SACHSE NEUZEITLICHER STRASSENBAU G.M.B.H.
发明人
分类号
(IPC1-7):E01C/00
主分类号
(IPC1-7):E01C/00
代理机构
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