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发明名称
Fremgangsmåde og apparat til tilvejebringelse af dræningshuller i korrugerede formstofrør.
摘要
申请公布号
DK116394(B)
申请公布日期
1970.01.05
申请号
DK19670004697
申请日期
1967.09.20
申请人
TARKETT AB
发明人
WILLY SENN
分类号
B29D23/00;(IPC1-7):B29D23/00
主分类号
B29D23/00
代理机构
代理人
主权项
地址
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