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发明名称
Perfectionnements aux céramiques piézo-électriques et procédé de fabrication desdites céramiques
摘要
申请公布号
FR1122439(A)
申请公布日期
1956.09.06
申请号
FRD1122439
申请日期
1955.02.25
申请人
SOCIETE ALSACIENNE DE CONSTRUCTIONS MECANIQUES
发明人
分类号
C04B35/468
主分类号
C04B35/468
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