| 摘要 |
PROBLEM TO BE SOLVED: To provide a sanitary ware for dispensing with working of detaching and reattaching the sanitary ware in the need of confirming the date of manufacture, the lot number or the like after attaching by enabling discriminating characters such as the date of manufacture and/or discrimination of symbols in the surface of the glazed sanitary ware. SOLUTION: In the sanitary ware having the discriminating characters and/or symbols on the surface of the glazed sanitary ware, the discriminating characters and/or symbols comprises an assembly of points constituted of a recessed shape on the surface of the sanitary ware. COPYRIGHT: (C)2005,JPO&NCIPI
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