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.)
ARTHUR FRANCOIS ZERR
Original Assignee
ARTHUR FRANCOIS ZERR
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Filing date
Publication date
Application filed by ARTHUR FRANCOIS ZERRfiledCriticalARTHUR FRANCOIS ZERR
Application grantedgrantedCritical
Publication of FR453702ApublicationCriticalpatent/FR453702A/fr