Maker code on Shoe Mine

[Ernst60]

Hi all:
I'm wondering if anyone can help me decipher the 'kek 4...' maker code on this Shoe mine I just acquired? Also, what does the '22' refer to?

-Ernst60

[klarkon]

kek = Arbeitsgemeinschaft Holz des Schwartenberggebietes G.m.b.H., Seiffen / Erzgebirge.