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发明名称
Sicherheitsvorrichtung zur Verhinderung bzw. Erschwerung des Landens von Flugzeugen, Helikoptern od. dgl. und als Fahrzeugsperre
摘要
申请公布号
CH523818(A)
申请公布日期
1972.06.15
申请号
CH19700012060
申请日期
1970.08.11
申请人
SCHUMACHER,ERICH M.
发明人
M. SCHUMACHER,ERICH
分类号
E01F13/04;F41H11/02;F41H11/08;(IPC1-7):B64F1/36;E01F13/00
主分类号
E01F13/04
代理机构
代理人
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