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.)
JOSEPH AUGUSTE NERISSON
Original Assignee
JOSEPH AUGUSTE NERISSON
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 JOSEPH AUGUSTE NERISSONfiledCriticalJOSEPH AUGUSTE NERISSON
Application grantedgrantedCritical
Publication of FR448686ApublicationCriticalpatent/FR448686A/fr
Dispositif pour la mise en place et le maintien d'un papier sensibilisé sur le support ou le panneau d'exposition d'une chambre photographique à agrandissement et à réduction