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发明名称
Multipurpose ladder
摘要
申请公布号
CH611971(A5)
申请公布日期
1979.06.29
申请号
CH19760015633
申请日期
1976.12.13
申请人
HOFFMANN, HELMUT;HOFFMANN, WALTER;BRENNENSTUHL, HUGO
发明人
HELMUT HOFFMANN;WALTER HOFFMANN;HUGO BRENNENSTUHL
分类号
E06C1/22;E06C1/32;(IPC1-7):E06C1/18;E06C1/08
主分类号
E06C1/22
代理机构
代理人
主权项
地址
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