Built in Nancy in 1955, these used VAP 57 twin-port two-strokes. Around 100 copies are believed to have been built.
Built in Saint-Etienne 1960-1961 using 110cc Mistral engines.
Source: Motos dans la Loire
Motorcycle engines manufactured by Établissements Chapolard - Goubet et Fils, based in Bourg-en-Bresse (Ain)
The firm supplied engines to its parent company, Radior, and also to other firms including Follis, Hirondelle, Hurtu, Lucer, Saarperle, Talbot, Tendil and Verlor.
Type B 100 cc two-stroke single-speed
Type C 100 cc two-stroke single-speed
Type D 100 cc two-stroke single-speed
Type E1 125 cc two-stroke single-speed
Type E2 125 cc two-stroke single-speed
Type E3 125 cc two-stroke single-speed
Type G1 125 cc two-stroke four-speed
Type G2 125 cc two-stroke four-speed
Type G3 125 cc two-stroke four-speed
175cc two-stroke 62 x 75.5 mm
250cc two-stroke twin
See also Radior
Sources: OTTW, Cycle Memory
Built in Néva, Grenoble 1926-1927 using 347cc OHV Anzani engines.
Source: wikipedia.nl, Tragatsch p226
There were apparently two marques of the same name in Nantes, unrelated to one another.
One of these is associated with Mr. Georges Vincent, Fabrique de Motoris, Place Canclaux, Nantes, and traded from 1919 to 1959. G. Vincent built Ninon motorcycles from 1931 to 1935 fitted with engines of up to 500cc with OHV.
The other advertised, Imp. Charles COLLAS & Cie, Nantes
Sources: La Moto Francaise, wikipedia.de
Manufactured by Ets Suquet & Faith frères of 111 rue Nationale, Lille.