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发明名称
Glass composition
摘要
申请公布号
US2756158(A)
申请公布日期
1956.07.24
申请号
US19520308712
申请日期
1952.09.09
申请人
JOHNS-MANVILLE CORPORATION
发明人
HAHN WILLIAM P.;POWELL EDWARD R.
分类号
C03C3/091;C03C13/00
主分类号
C03C3/091
代理机构
代理人
主权项
地址
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