Legal name: Aktiebolaget Prols-fabrik
Bandhagen, Stockholm County
Bromma, Stockholm County
Ange, Västernorrland County
Kalmar, Kalmar County
Taby, Stockholm County
Legal name: Hellermann Tyton AB
Kista, Stockholm County
Jarfalla, Stockholm County
Vastervik, Kalmar County
Sollentuna, Stockholm County
Oerkelljunga, Skåne County
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