1983

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• Become a journeyman. He worked for serveral years as a journeyman in well-known master workshops throughout Germany.

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1990-1998

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• Passing his master craftsman's examination and setup his own business in his home village of Bubenreuth.

• The member of both the Association of German Violin and Bow-Makers and The Violin Society of America. 

• Responsible for caring instrument, providing advice and as a designated repairer in June 1999 at the 1st International Pablo Casals Cello Competition.

• International Pablo Casals Cello

• Publicly commissiioned and sworn specialist for Violin-Making (The first person to hold such a title in Northen Bavaria).

• He has been employed as an expert of restorer and string instrument specialist by insurance company and courts.

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