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发明名称
摘要
申请公布号
DE2332001(C3)
申请公布日期
1980.07.10
申请号
DE19732332001
申请日期
1973.06.23
申请人
ASSELIN, ROBERT RAYMOND MAURICE
发明人
ASSELIN, ROBERT RAYMOND MAURICE
分类号
G02C7/02;B24B9/14;B24B17/10;C03B33/04;(IPC1-7):B24B9/14
主分类号
G02C7/02
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