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发明名称
Process of making permeable ceramic products
摘要
申请公布号
US1934383(A)
申请公布日期
1933.11.07
申请号
US19310539138
申请日期
1931.05.21
申请人
JOHNS-MANVILLE CORPORATION
发明人
STAFFORD WILLIAM L.
分类号
C04B38/06
主分类号
C04B38/06
代理机构
代理人
主权项
地址
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