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发明名称
WIERTLO Z NAKLADKA ZE SPIEKU DO WIERCENIA OTWOROW W MATERIALE TWARDYM I KRUCHYM
摘要
申请公布号
PL202220(A1)
申请公布日期
1978.10.09
申请号
PL19770202220
申请日期
1977.11.16
申请人
UNIV LODZKI
发明人
BRYSZEWSKA MARIA;BRYSZEWSKI WITOLD;SEDKOWSKI ANDRZEJ
分类号
B23B;(IPC1-7):B23B/
主分类号
B23B
代理机构
代理人
主权项
地址
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