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CA643718A
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Ultraviolet copying objective lens
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CA566528A
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Process of making translucent paper by impregnating paper with a chlorinated aliphatic hydrocarbon and such translucent paper
|
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CA629599A
|
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Developer process and apparatus for diazo type reproductions
|
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CA488842A
|
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Variable power transmission mechanism
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CA617721A
|
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Process and apparatus for applying developer powder to photo-conductive insulating material
|
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CA606553A
|
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Sheet separating device
|
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CA664709A
|
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Apparatus for exposing light sensitive sheets and/or webs
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CA548951A
|
|
Diazotype photoprinting materials and processes for preparing same
|
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CA629762A
|
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Process and apparatus for applying developer powder to photo-conductive insulating material
|
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CA485251A
|
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Diazotype light-sensitive materials
|
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CA573358A
|
|
Charging of photo-conductive insulating material
|
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CA677144A
|
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Electrophotographic recording member and process of producing same
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