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On 24 February 1882, Alfonso Roswag y Nogier, the son-in-law of Jean Laurent and his partner in the firm J. Laurent y Cía., filed a patent application for a device called "the Graphoscope or revolving apparatus applicable to all types of views and advertisement-signs". Its purpose was "to place inside a box or cabinet, of small size, a relatively considerable series of views or advertisemen
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