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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GIL SAENZ NICANOR
Original Assignee
GIL SAENZ NICANOR
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GIL SAENZ NICANORfiledCriticalGIL SAENZ NICANOR
Priority to ES0024290UpriorityCriticalpatent/ES24290Y/en
Publication of ES24290UpublicationCriticalpatent/ES24290U/en
Application grantedgrantedCritical
Publication of ES24290YpublicationCriticalpatent/ES24290Y/en
For a new book of changeable sheets characterized in that the element in which the sheets are inserted (with a "T" perforation) is made up of two pieces: one of rigid material with a "U" profile or half-round, which serves as back of the book, and another of elastic material in the form of "ladder", which when bending to enter pressure inside the branches of the "U", takes the form of a succession of semicircular rings. (Machine-translation by Google Translate, not legally binding)
ES0024290U1950-08-281950-08-28
New changeable sheet book
ExpiredES24290Y
(en)