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US871559A
(en)
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Photographic lens.
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DK9281C
(en)
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Method for Manufacturing an Image Carrier for Photosensitive Papers.
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DK9850C
(en)
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Apparatus for Making Autotypic Negatives.
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DK8427C
(en)
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Method of Making Photographic Paper.
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DK9659C
(en)
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Device for Recording Stereoscopic Photographs.
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DK9810C
(en)
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Holder for photographic plates.
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CH39080A
(en)
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Support for photographic film, postcards, etc.
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DK10284C
(en)
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Machine for Forming Rods.
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ES41293A1
(en)
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A box-electro-mechanical apparatus for theater spectacles-twins.
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ES41871A1
(en)
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An apparatus for daytime light projections.
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ES40437A1
(en)
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A procedure for the manufacture of sensitive plates for color photography.
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DK9656C
(en)
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Procedure for Manufacturing Glossy Stain.
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ES41898A1
(en)
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An automatic case for theater cufflinks.
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DK9652C
(en)
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Apparatus for Capturing Mirror Images of a Drawing.
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CH40060A
(en)
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Double-layer image carrier
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DK11719C
(en)
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Method of Making Color Photography Plates.
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DK6358C
(en)
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Method for Producing an Image Substrate for Color Photographers.
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ES42141A1
(en)
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A self-timer device.
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DK8853C
(en)
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Procedure for photographing bodies on any image basis.
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ES40209A1
(en)
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An Icon-Check.
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DK10024C
(en)
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Apparatus for generating Morse code.
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DK10256C
(en)
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Procedure for copying and developing photographs on silver chloride paper.
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DK9990C
(en)
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Apparatus for Laying Potatoes.
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DK9183C
(en)
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Procedure for Dyeing Photographs.
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DK9921C
(en)
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Procedure for Manufacturing Batch Boards.
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