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发明名称
Gewoelbter Versteifungsrahmen fuer OEffnungen in gewoelbten Wandungen von Hohlkoerpern
摘要
申请公布号
DE607499(C)
申请公布日期
1934.12.29
申请号
DENDATP066463D
申请日期
申请人
WILLY PROX
发明人
分类号
F16J12/00
主分类号
F16J12/00
代理机构
代理人
主权项
地址
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