Set of six French Mid Century Dog Knife rests

set of unusual Mid Century Knife Rests of different Dogs signed. Polished Pewter with oxidised contrast to detail. All in excellent condition. Each one has detailed Hallmarks that appear to be “STANIS DE” ?  over “PARIS” with “LA FONTAINE” in the centre, with “TITRE 99” (title/model 99) as a separate mark. Dimensions approx.. 6.5cm long x 2.5cm wide, common maximums. Mid Century. France.