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发明名称
Light-sensitive layer
摘要
申请公布号
US1870930(A)
申请公布日期
1932.08.09
申请号
US19300504418
申请日期
1930.12.23
申请人
KALLE & CO. AKTIENGESELLSCHAFT
发明人
SPRONGERTS JOHANNA;FRANKE ROBERT
分类号
G03C1/54
主分类号
G03C1/54
代理机构
代理人
主权项
地址
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