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经营范围
发明名称
PROCESS FOR THE MANUFACTURE OF GAP OR LABYRINTH SEALS
摘要
申请公布号
US3465425(A)
申请公布日期
1969.09.09
申请号
USD3465425
申请日期
1966.07.22
申请人
REINHOLD LEIDENFROST
发明人
REINHOLD LEIDENFROST
分类号
B21H1/06;F16J15/44;F16J15/447;(IPC1-7):B23P25/00;B23P9/00
主分类号
B21H1/06
代理机构
代理人
主权项
地址
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