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发明名称
Steinzeugrohr
摘要
申请公布号
DE1671271(A1)
申请公布日期
1971.09.09
申请号
DE19671671271
申请日期
1967.07.15
申请人
WEILERSWISTER STEINZEUGWERK KG,DR.,HEIDT
发明人
分类号
C04B33/02
主分类号
C04B33/02
代理机构
代理人
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