Pottery & porcelain · a closer look
Mason's Ironstone China mark: PATENT IRONSTONE CHINA / WARRANTED, c. 1813–1820
Mark details
- Period
- c. 1813–1820
- Wording
- PATENT IRONSTONE CHINA / WARRANTED
- Type
- printed
Dating cue
WARRANTED occupies a second line below the patent description; no crown.