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发明名称
COLLAPSIBLE SUPPORT
摘要
申请公布号
CZ9202778(A3)
申请公布日期
1994.04.13
申请号
CS19920002778
申请日期
1992.09.09
申请人
KNIZEK JOSEF
发明人
KNIZEK JOSEF
分类号
E04G1/28;E04G1/32;(IPC1-7):E04G1/28
主分类号
E04G1/28
代理机构
代理人
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地址
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