East german holster and belt markings ??

[tony75]

Hi
what are your thoughts on these east german holster and belt markings
are these unit markings??
1960's era
thank you for your time and help
Tony

[Adrian Stevenson]

I believe these are makers marks.

Cheers, Ade.

[Hagen]

NVA stands for Nationals Volksarmee. MdI is Volkspolizei. The single S on the one maybe a date code if so it was made in 1975.

Not sure about any of the others.

Edit. For clarification MdI stands for the DDR's Ministry of the Interior of which the Volkspolizei fell under.