I know little about this company, except they have at least one horse in their line up, and produced similar products to Marx.
Left: Sir Galahad,
Repainted
11" tall; made in 1964. Sold as part of set
with plasitc knight, hard molded tack, and Medieval props. Horse's
original (and only) color was black with a silver mane, tail and
hooves; photo provided by Traci Hilbert