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经营范围
发明名称
Frei tragende Deckenplatte
摘要
申请公布号
DE823647(C)
申请公布日期
1951.12.06
申请号
DE1949M000384
申请日期
1949.11.01
申请人
DR.-ING. WILLY MESERSCHMITT
发明人
MESSERSCHMITT DR.-ING. WILLY
分类号
E04B5/02
主分类号
E04B5/02
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代理人
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