I | Антиквариат

ILMENAU PORCELAIN FACTORY  [later HENNEBERG]   (some variations or with JPF, also Blue or Green) (Germany) - ca 1903 - ca 1938

IMPERIAL   (US-based Importers &amp; Distributors)  - ca 1960s - 1980s

IMPERIAL  [on KUTANI Ware]   (Japan)  - ca 1920s - 1940s

IMPERIAL CHINA Co.  (Sebring, OH, USA)  - ca 1903 - 1920s

IMPERIAL JINGDEZHEN  (on Collectors Plates, Japan)  - ca 1980s - Present

INCOR, Inc.  (Taiwan)  - ca 1970s - Present

INDEPOR (mostly Electrical Insulators, Canada)  - ca 1976 - Present

INTERNATIONAL CHINA Co.  (Exporters, Japan)  - ca 1960s - 2000

INTERNATIONAL POTTERY CO  (Trenton, NJ, USA)- ca   1860 - 1868

IPSENS (or IPSEN) CERAMICS  -  P.E. IPSENS TERRACOTTA FACTORY  (Copenhagen, Denmark) -  ca 1843 - 1955

IRENE C. HOFFMAN  (mostly Santa Fe, NM, USA) - ca 1940s - 1980s

IRON MOUNTAIN POTTERY (Tennessee, USA) -  ca 1968 - Present

IROQUOIS CHINA CO  (New York, USA) - ca  1950 - 1969

IROQUOIS CHINA CO  (New York, USA) - ca 1946 -1969

IROQUOIS CHINA CO  (New York, USA) - ca 1950s

ISLE OF MAN POTTERY  (Studio Pottery, Isle of Man, UK)  - ca 1963 - Present

ISLE OF WIGHT POTTERY  (Decorative Pottery, Isle of Wight, UK)  - ca 1926 - 1938

IVORA (Gouda, Holland)  - ca 1895 - 1910

IVORA PLATEELFABRIEK  (Gouda, Holland)  -  ca 1914 - 1965

J. SCHMEISSER [also used by F.A. SCHUMANN ca 1840s]  (Germany) - ca 1887 - 1910

J.L. van der SLUYS  [Jac Lovades]  (Artist, WESTRAVEN POTTERY, Holland)   - ca 1946 - 1960s

JACOB STUCKI  (Studio Pottery, Langnau, Switzerland)  - ca 1940s - 1990s

JACQUES INNOCENTI  [b.1926 - d.1958]  (Studio Pottery, Vallauris, France)  -  ca 1940s - 1950s

JOHNSON BROS  (Staffordshire, UK)  - ca 1891 - 1920s

KATHY KALE CHINA  (USA)  - ca 1960s

KATHY KALE CHINA  (USA)  - ca. 1960s

OHIO CHINA Co. (Ohio, USA)  -  ca  1896 -  1912

PORCELAINE DE GIEN  (Gien, France) -  ca 1875

PORCELAINE DE GIEN  [Export mark] (Gien, France) [some variations]  -  ca 1876

ROOKWOOD POTTERY  - IRENE BISHOP [Artist]  (Ohio, USA) -  ca 1900 - 1910s