Ku BYF 41 Dated Luger

[Roadkill]

G. van
Vlimmeren

What does the word "Kummerle" ( u with unlaut) mean to you? I take it to mean "leftovers" or extra parts. I had provided this observation a year or so ago but it was not generally accepted.
My opinion was based on the fact that the u w/umlaut is a pronunication instead of a block series number.
rk