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发明名称
OPAQUE VITREOUS ENAMEL
摘要
申请公布号
CA439949(A)
申请公布日期
1947.02.25
申请号
CAD439949
申请日期
申请人
SOCIETE DE PRODUITS CHIMIQUES DES TERRES RARES
发明人
MAX PAQUET
分类号
主分类号
代理机构
代理人
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