发明名称 INTERLOCKING DUAL PURPOSE SLIDE TRAY STRUCTURE FOR FORMING A SINGLE TRAY OR A PAIR OF TRAYS
摘要 A slide tray structure for lap dissolve slide projectors having interleaved tray portions movable between a contracted position, in which a single tray is formed for the loading, editing and storing of slides, and for use in a standard projector, and an expanded position, in which two trays are formed for use in a lap dissolve slide projector of the type utilizing a pair of slide trays.
申请公布号 US3718392(A) 申请公布日期 1973.02.27
申请号 USD3718392 申请日期 1970.06.04
申请人 EASTMAN KODAK CO,US 发明人 HARVEY D,US
分类号 G03B23/04;(IPC1-7):G03B23/02;G03B21/14;G03B23/16 主分类号 G03B23/04
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