Slide copying apparatus

Claim 1

A SLIDE-COPYING APPARATUS, COMPRISING A HOUSING HAVING IN ONE WALL THEREOF AN OPENING LARGER THAN THE LARGEST SLIDE TRANSPARENCY TO BE COPIED, A FIRST SLIDE-HOLDING MEMBER CARRIED BY SAID HOUSING IN SPACED OVERLYING RELATIONSHIP TO SAID OPENING AND PROVIDED WITH A FIRST APERTURE ALIGNED WITH SAID OPENING AND SMALLER THAN THE FRAME OF THE LARGEST SLIDE BUT LARGER THAN EITHER THE TRANSPARENCY THEREOF OR THE FRAME OF THE SMALLEST SLIDE TO BE COPIED, A HIGH POWER LIGHT SOURCE AND A LOWER POWER LIGHT SOURCE LOCATED WITHIN SAID HOUSING AND ARRANGED TO DIRECT LIGHT TOWARD AND THROUGH SAID OPENING, A FLASHED OPAL GLASS PLATE LOCATED WITHIN SAID HOUSING AND ARRANGED ACROSS SAID OPENING, SWITCH MEANS CONNECTED WITH SAID LIGHT SOURCES TO PERMIT ENERGIZATION OF SAID LOWER POWER LIGHT SOURCE INDEPENDENTLY OF SAID HIGH POWER LIGHT SOURCE, A SECOND SLIDE-HOLDING MEMBER PROVIDED WITH A SECOND APERTURE SMALLER THAN THE FRAME BUT LARGER THAN THE TRANSPARENCY OF THE SMALLEST SLIDE TO BE COPIED, MEANS ON SAID SECOND MEMBER FOR HOLDING THE FRAME OF SAID SMALLERST SLIDE FIXEDLY IN POSITION WITH THE TRANSPARENCY THEREOF OVERLYING SAID SECOND APERTURE, AND MEANS ON SAID FIRST MEMBER FOR SELECTIVELY HOLDING EITHER SAID SECOND MEMBER OR SAID LARGEST SLIDE FIXEDLY IN POSITION WITH EITHER SAID SECOND APERTURE OR SAID LARGEST SLIDE TRANSPARENCY IN ALIGNMENT WITH SAID FIRST APERTURE AND SAID OPENING.