Now most of the Kuchenreuter dynasty was working in and around Regensburg, which is Bavaria (today; Regensburg was an independent Freie Reichsstadt until 1806), and anyway not exactly Bohemia.
Remarkably still active today in Cham, which is a bit closer to the Czech border
https://www.kuchenreuter.de/buechsenmacherei
But you might mention the Haberdas of Krumau and Frauenberg, catering to the Schwarzenberg dynasty.