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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES0006231UpriorityCriticalpatent/ES6231Y/en
Publication of ES6231UpublicationCriticalpatent/ES6231U/en
Application grantedgrantedCritical
Publication of ES6231YpublicationCriticalpatent/ES6231Y/en
An improved file book characterized by the fact that each of the sheets of the same is constituted by a sheet fixed along its edge and stitched to the inner back of the book itself and the two sheets of each sheet are then joined together to form a single sheet which on one or both sides is provided with the corresponding support and assembly guides of the corresponding cards. (Machine-translation by Google Translate, not legally binding)
ES0006231U1941-01-081941-01-08
File book perfected
ExpiredES6231Y
(en)