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发明名称
Developing apparatus
摘要
申请公布号
US1845211(A)
申请公布日期
1932.02.16
申请号
US19270203241
申请日期
1927.07.02
申请人
EUGENE DIETZGEN COMPANY
发明人
ALLIN RICHARD FRED
分类号
G03D7/00
主分类号
G03D7/00
代理机构
代理人
主权项
地址
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