Crown Lynn Ginger Jar Gobbledy Gook?

Today I heard some gossip about a man in Nelson that made copious copies of many peoples pottery, including the Crown Lynn ginger jars. The latter he supposedly stamped with the tiki and three stars mark. I say what? His name was something like Grupp?

I googled Mr Grupp and found this

http://www.cdnn.info/news/safety/s090201.html

which was included in the gossip I heard....
though they thought he came from Nelson.
And this.....
http://www.stuff.co.nz/marlborough-express/2012978/If-you-are-looking-for-a-needle-in-a-haystack-Grove-Rd-has-it

No place for gossip here Ev!!