I spent maybe two days a searches information on the following findings.
But I could not find reliable information.
It is for this teapot.
it has been suggested that A.PRIP
Please if somebody know something about that to help.. year.. country.
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http://img29.imageshack.us/img29/6600/eqri.jpg
http://img819.imageshack.us/img819/757/0da2.jpg