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.)
TRABAL ELIAS EMILIO
Original Assignee
TRABAL ELIAS EMILIO
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 TRABAL ELIAS EMILIOfiledCriticalTRABAL ELIAS EMILIO
Priority to ES182475ApriorityCriticalpatent/ES182475A1/en
Publication of ES182475A1publicationCriticalpatent/ES182475A1/en
ES182475A1948-02-191948-02-19
A NEW SYSTEM FOR THE OPERATION OF THE NEEDLES OF THE CHANGES OF THE ROAD ON TRAM AND SIMILAR LINES
ExpiredES182475A1
(en)