DK11719C
(en)
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Method of Making Color Photography Plates.
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DK8427C
(en)
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Method of Making Photographic Paper.
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DK11424C
(en)
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Procedure for the manufacture of substrates for illustration printing plates.
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DK13143C
(en)
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Procedure for Making Autotypic Negatives.
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DK12072C
(en)
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Procedure for Making Artificial Cryolite from Flusspat.
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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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DK11685C
(en)
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Apparatus for the production of cinematographic glass plates.
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DK10871C
(en)
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Method of Making Gelatin Flatbed Molds.
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DK17966C
(en)
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Method for Producing Colored Photographic Images.
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DK13289C
(en)
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Method of Making Cement.
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DK11423C
(en)
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Procedure for the production of etching plates.
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DK8606C
(en)
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Method of Making Compoboard.
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DK12912C
(en)
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Method of Making an Explosive.
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DK12784C
(en)
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Procedure for Manufacturing Building Blocks.
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DK10563C
(en)
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Method of Making Malt.
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DK12789C
(en)
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Printing roller of Kunststen.
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DK28118C
(en)
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Procedure for Making Color Images.
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DK9281C
(en)
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Method for Manufacturing an Image Carrier for Photosensitive Papers.
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DK19412C
(en)
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Procedure for the production of images, etchings, etc. by photographic means.
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DK20489C
(en)
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Procedure for the production of color printing.
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DK11227C
(en)
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Method of Making Cement.
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DK15320C
(en)
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Method of Making Jewelry.
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FR398534A
(en)
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Advanced lens
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DK9850C
(en)
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Apparatus for Making Autotypic Negatives.
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DK19986C
(en)
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Procedure for the production of photographic prints on pigment paper.
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