Hard paste porcelain by Dihl et Guérhard. Empire from around the time of the French Revolution and Napoleon and Josephine. Maybe she owned one of their vases . .. . or a dinner service to use at Malmaison

Porcelain centerpiece modeled as two kneeling winged female figures holding wreaths, supporting a pierced navette-shaped basket, on an octagonal base. Gilt to simulate gilt-bronze and painted to simulate patinated bronze. ca. 1810. Made in Paris by Dihl et Guérhard. Maker’s marks: “Mf de Dihl et Guerhard à Paris” stenciled in red. Image © 2021 Sothebys. Fair use license. via https://www.sothebys.com/en/buy/auction/2021/gold-boxes-silver-and-ceramics/a-paris-dihl-et-guerhard-porcelain-centrepiece
Three-piece garniture de table in hard-paste porcelain. ca. 1807-1815. French. Dihl et Guérhard, maker. Image © The Museum of Fine Arts, Houston. Fair use license. via https://artsandculture.google.com/asset/three-piece-garniture-de-table/5AE28VDPcwHRZQ
Pair of hard-paste porcelain campana (campagna) form vases with upward-turned bell-shaped bodies which stand on splayed feet, set on square bases. Both being mounted with two small handles which take the form of classical masks. Gilt, the vases are decorated with colorful and intricate paintings. Their lower bands being encircled by red and white painted bands which frame gilt flower wreaths and the vases’ bodies featuring white, pink and gold paintings of lyres, which are topped by doves and flanked by griffins and swans with these paintings set against green grounds, within oval blue-banded borders. Stylized white and gold foliage banks, against green backgrounds, decorate the mouths of the vases. ca. 1810. Empire. Made in Paris, France by Dihl et Guérhard. Maker’s marks on the base. Image © 2021 Mayfair Gallery Limited. Fair use license. via https://www.mayfairgallery.com/pair-of-empire-period-porcelain-vases-by-dihl-et-guerhard
Hard-paste porcelain plate decorated with a marine subject showing seashells on a misty shore. ca, 1789-1791. Made in Paris, France by Dihl et Guérhard. Collections of the Metropolitan Museum of Art, New York. Image in the public domain. via https://www.metmuseum.org/art/collection/search/774581