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.)
ELIAS DEFRANC FRANCISCO
Original Assignee
ELIAS DEFRANC FRANCISCO
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 ELIAS DEFRANC FRANCISCOfiledCriticalELIAS DEFRANC FRANCISCO
Priority to ES0035768UpriorityCriticalpatent/ES35768U/en
Publication of ES35768UpublicationCriticalpatent/ES35768U/en
Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others
(AREA)
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Abstract
A book with a mechanical system of changeable sheets, characterized by having the key to tighten and loosen fixed in the book and coupled in it in a recess that will be in the frame of one of the pastes. (Machine-translation by Google Translate, not legally binding)
ES0035768U1953-04-181953-04-18A book with a mechanical system of changeable sheets (Machine-translation by Google Translate, not legally binding)
PendingES35768U
(en)