Karl-Heinz Grübel

citizen of Spiez, Spiez

Commercial register

Director · sole signature · Grenchen

until Apr 8, 1998

Director · joint signature by two

until May 16, 1995

Trademarks, designs and patents

Schornsteinelement

Swiss patent · CH670674 · Inventor

Mehrschaliger Schornstein

Swiss patent · CH664618 · Inventor