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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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 Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbHfiledCriticalGebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Priority to FR880824ApriorityCriticalpatent/FR1307500A/fr
Application grantedgrantedCritical
Publication of FR1307500ApublicationCriticalpatent/FR1307500A/fr
Perfectionnements apportés aux pièces d'écartement ou entretoises pour les segments de cadres ou châssis de soutènement voisins dans les couloirs de mines