Joseph Robert is contemporary to Casimir Lefaucheux.
Arquebusiers in Paris (1829-1840) at, 17 rue du Faubourg Montmartre and whose workshops are located at 3 bis rue du Coq-Héron.
In April 1831, he filed a patent for the manufacture of a breech-loading rifle.
This invention is considered “remarkable” and the National Exhibition of Paris in 1834 will award him the first class gold medal for his invention.
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