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发明名称
METHOD OF PERFORATING BANDS HAVING FLEXIBLE SUBSTRATE IN PARTICULAR PERFORATED MAGNETIC FILMS
摘要
申请公布号
PL248052(A1)
申请公布日期
1985.12.17
申请号
PL19840248052
申请日期
1984.06.05
申请人
FILMOWY OSRODEK BADAWCZO ROZWO
发明人
LISSOWSKI JAN;WILANOWICZ MARIAN;KULIKOWSKI JAN
分类号
B26F;(IPC1-7):B26F/
主分类号
B26F
代理机构
代理人
主权项
地址
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