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.)
GASTON REAUBOURG
MINES DE SAINT-CHAMP TERRIEN de la COU Ste
PIERRE SCHEFFERS
Original Assignee
GASTON REAUBOURG
MINES DE SAINT-CHAMP TERRIEN de la COU Ste
PIERRE SCHEFFERS
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 GASTON REAUBOURG, MINES DE SAINT-CHAMP TERRIEN de la COU Ste, PIERRE SCHEFFERSfiledCriticalGASTON REAUBOURG
Application grantedgrantedCritical
Publication of FR489681ApublicationCriticalpatent/FR489681A/fr