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经营范围
发明名称
Perfectionnements aux couches sensibles à la lumière
摘要
申请公布号
FR870244(A)
申请公布日期
1942.03.05
申请号
FRD870244
申请日期
1941.02.24
申请人
KALLE & CO AKTIENGESELLSCHAFT
发明人
分类号
G01J1/50;G03C7/02
主分类号
G01J1/50
代理机构
代理人
主权项
地址
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