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发明名称
Process for producing explanatory texts on the pictures of photographic films
摘要
申请公布号
GB728712(A)
申请公布日期
1955.04.27
申请号
GB19530004928
申请日期
1953.02.23
申请人
HERMANN WEBER;JEAN WEBER
发明人
分类号
G03C11/02
主分类号
G03C11/02
代理机构
代理人
主权项
地址
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LATCHES
METHODS FOR CONVERTING HYDROCARBONS
METHODS OF COATING METALLIC ARTICLES OF ALUMINUM OR PREDOMINANTLY OF ALUMINUM AND SOLUTIONS FOR USE THEREIN
SEGREGATION OF HYDROCARBONS
HEAT PUMPS USING DEEP WELLS FOR HEAT SOURCES
FLUORESCENT LIGHTING FIXTURES
CONTROL OF CONTRAST IN DIAZOTYPE MATERIALS