Help identify the artist

[Amateur]

I guess that the name Cluvenhagen (incidentally, a little town not far from Bremen, which I knew), type in Google "F. Cluvenhagen", and that I find ... http://forum.findartinfo.com/topic.asp?TOPIC_ID=3009 "" Bah, all the familiar faces! " (C). Theme two years ago.
The same pattern (the size given is less 20х25 cm), the signature - the same. Positive response has been received there. It's - your picture? And more - nothing in the entire network no. An unknown "artist of one painting."