This organization was founded 17 of may 1921, officially closed on 25 of october 1925.
Had trading affairs with Ostsee- Handelsgesellschaft trading community, and probably through this collaboration ordered those watches... Please, excuse my English
The link you provided is a list of archives, containing info about VTOPAS. Some parts contain information about local and foreign orders for VTOPAS, and import\export documentation. To see these docs someone in Moscow will have to go to the archive and ask to look for them.