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发明名称
FILM IDENTIFICATION METHOD
摘要
<p>A method of identifying photographic films wherein an exposure identification mark is positioned in the exposure zone of a film or slide in addition to a corresponding exposure identification mark positioned adjacent to the exposure zone.</p>
申请公布号
WO1983000068(A1)
申请公布日期
1983.01.06
申请号
US1982000857
申请日期
1982.06.24
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