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发明名称
Photographic developer
摘要
申请公布号
US2017295(A)
申请公布日期
1935.10.15
申请号
US19340739279
申请日期
1934.08.10
申请人
DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER
发明人
SCHULTES HERMANN
分类号
G03C5/30
主分类号
G03C5/30
代理机构
代理人
主权项
地址
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