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发明名称
Vorrichtung zum langsamen und sicheren Sinken von einem Hochhaus
摘要
申请公布号
DE20219484(U1)
申请公布日期
2003.03.13
申请号
DE20022019484U
申请日期
2002.12.16
申请人
CHEN, JACK
发明人
分类号
A62B1/22;B64D17/00;B64D17/72;(IPC1-7):A62B1/22;B64D17/30
主分类号
A62B1/22
代理机构
代理人
主权项
地址
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