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.)
Unamuno Ibarrondo Toribio De
Original Assignee
Unamuno Ibarrondo Toribio De
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 Unamuno Ibarrondo Toribio DefiledCriticalUnamuno Ibarrondo Toribio De
Priority to ES0006788UpriorityCriticalpatent/ES6788Y/en
Publication of ES6788UpublicationCriticalpatent/ES6788U/en
Application grantedgrantedCritical
Publication of ES6788YpublicationCriticalpatent/ES6788Y/en
ES0006788U1941-08-281941-08-28
Reinforced concrete sleepers with wooden inserts, boxed and without screws, for narrow and wide gauge railways
ExpiredES6788Y
(en)