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 ES1971170543UpriorityCriticalpatent/ES170543Y/en
Publication of ES170543UpublicationCriticalpatent/ES170543U/en
Application grantedgrantedCritical
Publication of ES170543YpublicationCriticalpatent/ES170543Y/en
Petidas that forming symmetrical bodies with respect to a central line not repeated, allow that when moving the sheet is always visible a group of figures that correspond exactly to the twelve months of the year desired to know, since the edges of the windows cover exactly the rest of the ciphers that have to remain hidden. (Machine-translation by Google Translate, not legally binding)
ES1971170543U1971-07-051971-07-05
NEW PERPETUAL CALENDAR.
ExpiredES170543Y
(en)