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经营范围
发明名称
Method of growing synthetic quartz
摘要
申请公布号
US2931712(A)
申请公布日期
1960.04.05
申请号
US19550511667
申请日期
1955.05.27
申请人
CLEVITE CORPORATION
发明人
TUROBINSKI THADDEUS J.
分类号
B01D9/00;C01B33/12
主分类号
B01D9/00
代理机构
代理人
主权项
地址
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