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.)
EDOUARD JULES HENRI PIENNE
LOUIS JEAN BAPTISTE VELSCH
Original Assignee
EDOUARD JULES HENRI PIENNE
LOUIS JEAN BAPTISTE VELSCH
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 EDOUARD JULES HENRI PIENNE, LOUIS JEAN BAPTISTE VELSCHfiledCriticalEDOUARD JULES HENRI PIENNE
Application grantedgrantedCritical
Publication of FR426827ApublicationCriticalpatent/FR426827A/fr