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.)
HERNANDEZ CORONADO FRANCISCO
Original Assignee
HERNANDEZ CORONADO 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 HERNANDEZ CORONADO FRANCISCOfiledCriticalHERNANDEZ CORONADO FRANCISCO
Priority to ES204997ApriorityCriticalpatent/ES204997A1/en
Publication of ES204997A1publicationCriticalpatent/ES204997A1/en
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Abstract
A multiple drilling machine characterized by a steel plate where the females of the punches are housed in forty rows of three hundred each at a distance of five millimeters center placed on a plate with an equal number of holes and equally placed that acts as a starter for separating the plastic pieces from the punches when climbing those and from a third sheet where the punches are fixed in the same number of rows and equally arranged as the previous ones. (Machine-translation by Google Translate, not legally binding)
ES204997A1952-08-141952-08-14A multiple puncture machine (Machine-translation by Google Translate, not legally binding)
ExpiredES204997A1
(en)
Improvements in the intercalaries used in the classification of the type of visible vertical files (Machine-translation by Google Translate, not legally binding)