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.)
Cementfabrik Holderbank-Wildegg AG
Original Assignee
Cementfabrik Holderbank-Wildegg AG
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
Priority claimed from CH1241663Aexternal-prioritypatent/CH407714A/de
Application filed by Cementfabrik Holderbank-Wildegg AGfiledCriticalCementfabrik Holderbank-Wildegg AG
Publication of ES304530A2publicationCriticalpatent/ES304530A2/es