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发明名称
Comparison type densitometer
摘要
申请公布号
US2594514(A)
申请公布日期
1952.04.29
申请号
US19490134095
申请日期
1949.12.20
申请人
GENERAL ANILINE & FILM CORPORATION
发明人
SWEET MONROE H.
分类号
G01J1/30
主分类号
G01J1/30
代理机构
代理人
主权项
地址
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