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发明名称
ROHBAUTREPPE FUER IM ROHBAU BEFINDLICHE BAUWERKE.
摘要
申请公布号
DE1771733(U)
申请公布日期
1958.08.07
申请号
DE195800R6248U
申请日期
1958.04.21
申请人
HANS ROEMER;ELLI ROEMER
发明人
HANS ROEMER;ELLI ROEMER
分类号
主分类号
代理机构
代理人
主权项
地址
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