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Individual
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Individual
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Priority to ES1969145413UpriorityCriticalpatent/ES145413Y/en
Publication of ES145413UpublicationCriticalpatent/ES145413U/en
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Publication of ES145413YpublicationCriticalpatent/ES145413Y/en
Improved folder, which being of the type that are constituted from two rigid covers, linked by means of a central spine comprising retention organs for sheets of paper, or the like, is characterized essentially because at least to the outer face of one of said covers, has attached a case or plumier comprising two laminar extensions emerging from the upper and lower edges of said face, which are partially overlapped and have means of fastening to each other, and which is also equipped with intermediate fins, emerging from the side edges of the repeated face, and from the lateral edges of the mentioned extensions, whose fins are rebated inwards. (Machine-translation by Google Translate, not legally binding)