Imperial Porcelain Manufactory of Vienna (founded 1717), Two plates and a platter with a monogram under the crown

porcelain, enamel paints; plates: h.3.8-4 cm, diameter 24 cm,
signed with impressions: banded shield, 844 (annual date: 1844), 16 and 17;
platter: h.5 cm, diameter 30 cm; signed by imprints: banded shield, 844 (annual date: 1844), 32 , handwritten engraving 4.
Austria, Vienna, 1844.
Service dishes: two plates and a platter, with a corrugated collar edge with a 4-part design edged with a green triple border; on the collars a green monogram AP or IP / JP (?) (Swabian) under a 9-palled count's crown.
According to the attached copies of documents in German, given to a Forest Service employee (identified as Forestmeister) for faithful service to the Potocki family. They belonged to the service of Count Potocki (probably Count Alfred Wojciech Potocki,1786-1862 or his son Alfred Joseph, 1817/22-1889).