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.)
Gruen & Bilfinger A G
Original Assignee
Gruen & Bilfinger A G
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 Gruen & Bilfinger A GfiledCriticalGruen & Bilfinger A G
Priority to ES161637ApriorityCriticalpatent/ES161637A1/es
Publication of ES161637A1publicationCriticalpatent/ES161637A1/es
ES161637A1943-05-221943-05-22Mejoras introducidas en los escudos hermetizadores para terraplenes, especialmente para diques de contención
ExpiredES161637A1
(es)