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.)
BAUTISTA SERRA FRANCISCO
O A N EZ DIEGO
Original Assignee
BAUTISTA SERRA FRANCISCO
O A N EZ DIEGO
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 BAUTISTA SERRA FRANCISCO, O A N EZ DIEGOfiledCriticalBAUTISTA SERRA FRANCISCO
Priority to ES0055636UpriorityCriticalpatent/ES55636U/en
Publication of ES55636UpublicationCriticalpatent/ES55636U/en
An improved letter envelope for correspondence, characterized to be formed by a single and single sheet of paper equipped with two bending edges that establish two faces or halves, plus a side tab for the flap provided with the corresponding adhesive zone to effect the closure of the set, which is practiced in such a way that the lateral edges remain open without making any envelopes. (Machine-translation by Google Translate, not legally binding)
ES0055636U1956-08-101956-08-10One card for perfect correspondence (Machine-translation by Google Translate, not legally binding)
PendingES55636U
(en)