US1036385A
(en)
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Film attachment for cameras.
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DK15134C
(en)
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Photographic Plate for Halftone Printing.
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DK14360C
(en)
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Ink for letterpress printing.
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CH49282A
(en)
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Stereotype chase
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AT63663B
(en)
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Projection screen.
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DK18727C
(en)
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Lithographic Printing Machine.
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DK15340C
(en)
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Image Viewfinder for Cameras.
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CH53979A
(en)
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Copy press
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CH56862A
(en)
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Copy press
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DK13325C
(en)
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Stereotyping paste.
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DK30326C
(en)
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Procedure for the manufacture of printing plates.
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DK21057C
(en)
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Printing Procedure.
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AT71521B
(en)
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Copy frame.
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ES51867A1
(en)
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A photographic apparatus.
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DK18698C
(en)
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Press for Copying Letters.
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ES48636A1
(en)
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Cinematographic apparatus for continuous reception and projection by photographic plates.
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DK20973C
(en)
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Grid Plate for Making Autotypic Negatives.
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DK13143C
(en)
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Procedure for Making Autotypic Negatives.
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FR444990A
(en)
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Printing presses
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DK17457C
(en)
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Photographic Copier.
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DK15204C
(en)
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Position for Savfile.
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DK18473C
(en)
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Wax plate for rotating Duplicators.
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DK17516C
(en)
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Print telegraph.
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DK12165C
(en)
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Procedure for the manufacture of printing plates.
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ES50853A1
(en)
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Improvements in printing telegraphy systems.
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