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US1873674A
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Production of cinematograph film positives
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US1879775A
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Production of cinematograph film positives
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US1736557A
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Process and apparatus for the production of relief images on cinematograph-film strips
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US1794043A
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Printing and producing double-width positive film strips
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US1758185A
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Cinematograph color film and method of manufacture
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US1873673A
|
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Multicolor screen film
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US1760220A
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Cinematograph spool case
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US1839132A
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Cinematograph spoolcase
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US1839064A
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Cinematograph spoolcase
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US1716990A
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Spool case for cinematograph and optical projection apparatus
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US1760219A
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Cinematograph projection apparatus
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US1819047A
|
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Cinematograph apparatus
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US1758184A
|
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Manufacture of multicolor cinematograph films
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US1736556A
|
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Multicolor cinematograph film material
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US1735812A
|
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Cinematograph film
|
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US1735811A
|
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Multicolor cinematograph and other film and method of producing the same
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US1736554A
|
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Color photography and sensitized material therefor
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US1831771A
|
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A method of producing two color cinematograph positive films
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US1761897A
|
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Multicolor cinematographic and other film and process of making same
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US1758768A
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Multicolor cinematograph and other film
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