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发明名称
Process of bloating and annealing cellular blocks
摘要
申请公布号
US1877138(A)
申请公布日期
1932.09.13
申请号
US19300469614
申请日期
1930.07.21
申请人
AMERICAN FACE BRICK RESEARCH CORPORATION
发明人
LEE SHERMAN Q.;HATHAWAY WARNER
分类号
C04B38/06
主分类号
C04B38/06
代理机构
代理人
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地址
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