Hello and welcome,

Jean Breuil was a maker in Saint-Etienne from 1927 to about 1948.

S.G.D.G means that the French government has granted the patent without prior examination. It was a very French method of granting a patent. It was done from 1844 to 1968.

Your pictures can not be seen. You need to post them on a site that allows you to share pictures like http://www.photobucket.com

Pete