Bargeront Auguste and Chartron Fils

It is about a revolver asserted with the names of 2 inventor:

In France: Patent n° 78002 of the 15/10/1867 in the name of Bargeront Auguste requires signed in Marseilles the 15/10/1867

In Belgium: Patent n° 24164 of the 9/9/1868 in the name of Charton Wire Arms manufacturer in Marseilles (Mouths of the Rhone, street House.

All 2 originating in Marseilles, obviously, it is about the same invention - why a deposit in France by Bargeront and one in Belgium in the name of Charton: Are mystery, all the conjectures conceivable… plagiarism, copy, spoliation, trade agreement, division of the market…?