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.)
Robert Lyon & A T Stoyanowsky
Original Assignee
Robert Lyon & A T Stoyanowsky
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 Robert Lyon & A T StoyanowskyfiledCriticalRobert Lyon & A T Stoyanowsky
Application grantedgrantedCritical
Publication of FR769327ApublicationCriticalpatent/FR769327A/fr
Perfectionnements apportés aux appareils dits <<arrache-poulie>>, <<arrache-moyeu>>, <<arrache-roulement>> et aux appareils analogues