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经营范围
发明名称
PERFECTIONNEMENT AUX LEVRES DE COULEE
摘要
申请公布号
BE806046(A1)
申请公布日期
1974.04.12
申请号
BE19730136664
申请日期
1973.10.12
申请人
SAINT-GOBAIN INDUSTRIES, 62, BOULEVARD VICTOR HUGO, 92209 NEUILLY-SUR-SEINE (FRANCE),
发明人
分类号
C03B7/00;C03B17/00;(IPC1-7):B22D/
主分类号
C03B7/00
代理机构
代理人
主权项
地址
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