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经营范围
发明名称
Leuchtendes Material.
摘要
申请公布号
CH311854(A)
申请公布日期
1955.12.15
申请号
CHD311854
申请日期
1952.10.08
申请人
FRIDAY,JACK
发明人
FRIDAY,JACK
分类号
G04B19/32
主分类号
G04B19/32
代理机构
代理人
主权项
地址
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