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发明名称
Kranzstein
摘要
申请公布号
DE833406(C)
申请公布日期
1952.03.06
申请号
DE1948P010220
申请日期
1948.10.02
申请人
DR.-ING. WILHELM LUDOWICI
发明人
LUDOWICI DR.-ING. WILHELM
分类号
E04B5/26;E04B5/32;E04C3/02
主分类号
E04B5/26
代理机构
代理人
主权项
地址
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