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.)
NANSHIN KIKO KK
Hitachi Elevator Engineering and Service Co Ltd
Hitachi Ltd
Original Assignee
NANSHIN KIKO KK
Hitachi Elevator Engineering and Service Co Ltd
Hitachi Ltd
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 NANSHIN KIKO KK, Hitachi Elevator Engineering and Service Co Ltd, Hitachi LtdfiledCriticalNANSHIN KIKO KK
Priority to JP2111176ApriorityCriticalpatent/JPS52105302A/en
Publication of JPS52105302ApublicationCriticalpatent/JPS52105302A/en