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发明名称
CALCIUM PHOSPHATE PHOSPHORS
摘要
申请公布号
CA504902(A)
申请公布日期
1954.08.03
申请号
CAD504902
申请日期
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
KEITH H. BUTLER
分类号
主分类号
代理机构
代理人
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