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.)
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 filedfiledCritical
Priority to JP10259589UpriorityCriticalpatent/JPH0513781Y2/ja
Publication of JPH0342830UpublicationCriticalpatent/JPH0342830U/ja
Application grantedgrantedCritical
Publication of JPH0513781Y2publicationCriticalpatent/JPH0513781Y2/ja
A foundation element, methods for the construction of prefabricated structures including these elements, particularly prefabricated tunnels, and prefabricated structures made by these methods