Vendor name: Preston Industries dba PolyScience

MAC Prefix: 70:B3:D5:9E:B

MAC Range: 70:B3:D5:9E:B0:00 - 70:B3:D5:9E:BF:FF

Type: MA-S

Address: 6600 W. Touhy Ave
　　　　　Niles IL 60714-4588
　　　　　 US