A superb Paris porcelain plate. With a shaped rim and orange ground, highlighted with gilding and a central reserve with arms. The family could be DE THOUBVILLE couped with GOZ or MOULIN. 
 
References:
DE THOUBVILLE
http://www.mundusheraldicus.fr/Chifflet.php?id=81
MOULIN
https://www.heraldrysinstitute.com/cognomi/Moulin/France/idc/665480/lang/pt/