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发明名称
Способ изготовления керамических канализационных труб
摘要
申请公布号
SU95507(A1)
申请公布日期
1952.11.30
申请号
SU19510443225
申请日期
1951.02.12
申请人
BEZOBRAZOV B.B.;KOKORIN L.D.
发明人
BEZOBRAZOV B.B.;KOKORIN L.D.
分类号
C04B41/82
主分类号
C04B41/82
代理机构
代理人
主权项
地址
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