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发明名称
Leiter oder Behelfstreppe mit profilierten Hohlholmen
摘要
申请公布号
DE1778509(A1)
申请公布日期
1972.02.17
申请号
DE19681778509
申请日期
1968.05.07
申请人
HASENBACH,ERWIN
发明人
HASENBACH,ERWIN
分类号
E04F11/025;E06C7/08
主分类号
E04F11/025
代理机构
代理人
主权项
地址
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