A Brief History of the Marque
The bicycle company was formed in 1902 by André Weinberg, based at 18 Rue Désiré Claude in St Etienne (Loire). (1) They also used the Motarex brand, and cycles and mopeds were sold under both marques.
Offered lightweights and mopeds using 48cc, 85cc, 110cc and 125cc engines from Junior, Mistral, Lavalette, Le Poulain, Vap and Comet.
In 1952 began selling mopeds fitted with Mistral and Le Poulain engines. In 1958 they were selling rebranded lightweights from Rhonson, sold the VeloVap under the Motarex marque in 1959-61.
Motorcycle and moped sales ceased around 1961.
Notes: 1. There were two French bicycle marques named Singer, easily confused. Discussion here: velo-singer-st-etienne
Sources: Cyclememory.org, Motos dans la Loire