Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES0028919UpriorityCriticalpatent/ES28919U/en
Publication of ES28919UpublicationCriticalpatent/ES28919U/en
Binding of helix with covered spine, consisting essentially of a cover formed by a single piece, which covers the book, notebook, notebook or similar to be bound, which is traversed, by the part corresponding to the spine of the same, by the own clamping wire, to which effect said lid has two parallel rows of holes in said area, through which the propeller sectors protrude. (Machine-translation by Google Translate, not legally binding)
ES0028919U1951-11-171951-11-17Propeller binding with covered spine (Machine-translation by Google Translate, not legally binding)
PendingES28919U
(en)
Notebook or similar to be used together with a book containing clarifications, etc., in relation to the latter. (Machine-translation by Google Translate, not legally binding)