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发明名称
Photoelectric photometer
摘要
申请公布号
US2137466(A)
申请公布日期
1938.11.22
申请号
US19350050596
申请日期
1935.11.19
申请人
FERDINAND TONNIES HANS
发明人
TONNIES HANS FERDINAND
分类号
G01J1/04;G01J1/06
主分类号
G01J1/04
代理机构
代理人
主权项
地址
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INSULATORS
