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发明名称
Method of crystallization and crystallized products
摘要
申请公布号
US2116423(A)
申请公布日期
1938.05.03
申请号
US19330652418
申请日期
1933.01.18
申请人
PHILADELPHIA QUARTZ COMPANY OF CALIFORNIA, LTD
发明人
BAKER CHESTER L.
分类号
B01D9/00
主分类号
B01D9/00
代理机构
代理人
主权项
地址
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