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经营范围
发明名称
SPIRALHYLSA OCH DESS TILLVERKNINGSMETOD
摘要
申请公布号
FI781977(A)
申请公布日期
1979.12.22
申请号
FI19780001977
申请日期
1978.06.21
申请人
A AHLSTROEM OY
发明人
BAECKSTROEM PER-OLE;VIROLAINEN JORMA
分类号
B31C3/00;B65H75/28;(IPC1-7):B31C/
主分类号
B31C3/00
代理机构
代理人
主权项
地址
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