ES288855A1 - Improvements in the construction of rules for the leveling of lands (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the construction of rules for the leveling of lands (Machine-translation by Google Translate, not legally binding)
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.)
Reina Apresa Francisco
Original Assignee
Reina Apresa 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 Reina Apresa FranciscofiledCriticalReina Apresa Francisco
Priority to ES288855ApriorityCriticalpatent/ES288855A1/en
Publication of ES288855A1publicationCriticalpatent/ES288855A1/en
IMPROVEMENTS IN THE CONSTRUCTION OF RULES FOR THE LEVELING OF LANDS, constituted by the fact that they are formed by a metallic tube of a prismatic shape, provided with electrically welded sheets at their ends that seal it tightly giving it consistency to avoid warping. (Machine-translation by Google Translate, not legally binding)
ES288855A1963-06-081963-06-08Improvements in the construction of rules for the leveling of lands (Machine-translation by Google Translate, not legally binding)
ExpiredES288855A1
(en)
Improvements introduced in the manufacture of electrodes in the form of grille for electronic pipes (Machine-translation by Google Translate, not legally binding)