Thank you.Might want to review this article for some ideas:
Behoerden S84/98 T3s:
https://www.k98kforum.com/showthread.php?30413-BEHOERDEN-amp-EXPORT-S84-98-BAYONETS-DURING-THE-THIRD-REICH-(REV-II-w-PHOTO
I have never observed any German bayonet bearing a Ch.d.A marking. However, Rg34 cleaning kits are known:Did they make any for the (Ch.d.A.) Chef des Ausbildungswesens, Head of Training for the SA?