Main Page | See live article | Alphabetical index Franz Anton Ketterer (1676-1749) was a German clockmaker. Ketterer, one of the founding fathers of the Black Forest clockmaking industry in Germany, was born in the village of Schönwald. He is chiefly remembered for his invention of the cuckoo clock. His family carried on the business of clockmaking, and his German descendants continue to manufacture weather instruments. This article is a stub. You can help Wikipedia by fixing it. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.