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发明名称
WEDGE-TYPE SPRAG
摘要
申请公布号
PL280589(A1)
申请公布日期
1991.01.28
申请号
PL19890280589
申请日期
1989.07.14
申请人
IWANOWICZ ROMAN;GWOZDZ GRZEGORZ;CHMELLA WERNER;MATUSZYK BENEDYKT;HALEJAK LEOPOLD;DZIADZIO KAZIMIERZ;POLUS MARIAN
发明人
IWANOWICZ ROMAN;GWOZDZ GRZEGORZ;CHMELLA WERNER;MATUSZYK BENEDYKT;HALEJAK LEOPOLD;DZIADZIO KAZIMIERZ;POLUS MARIAN
分类号
E21D11/28;(IPC1-7):E21D11/28
主分类号
E21D11/28
代理机构
代理人
主权项
地址
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