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.)
Nachi Machining Technology Co
Original Assignee
National Broach and Machine Co
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 National Broach and Machine CofiledCriticalNational Broach and Machine Co
Priority to FR842414ApriorityCriticalpatent/FR1272339A/fr
Application grantedgrantedCritical
Publication of FR1272339ApublicationCriticalpatent/FR1272339A/fr