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发明名称
SPOSOB WYTWARZANIA ODKUWEK PIERSCIENI ZWLASZCZA NA KOLNIERZE PLASKIE DO RUR
摘要
申请公布号
PL200719(A1)
申请公布日期
1979.06.04
申请号
PL19770200719
申请日期
1977.09.06
申请人
INST OBROBKI PLASTYCZNEJ
发明人
KRZEKOTOWSKI ZENON;KOSTRZYNSKI JAN;KOTYK JERZY
分类号
B21K;(IPC1-7):B21K/
主分类号
B21K
代理机构
代理人
主权项
地址
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