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.)
Jerzmanowski Erazm Joseph
Original Assignee
Jerzmanowski Erazm Joseph
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 Jerzmanowski Erazm JosephfiledCriticalJerzmanowski Erazm Joseph
Priority to ES3834ApriorityCriticalpatent/ES3834A1/es
Publication of ES3834A1publicationCriticalpatent/ES3834A1/es
Procedimiento para indicar la presencia en las minas, del gas hidrógeno carburado llamado brison, en volumen irregular o peligroso, con los aparatos descritos.