- Astra Communication
- Address:3 Pier Street, Perth WA 6000
- ALANTA SALES LTD.
- Address:540 Kessels Rd
- Cellnet Electroincs Ltd
- Address:14 Belgravia St
- Sedco Communications
- Address:34 Secam St
- T K Electronics Ltd
- Address:258 Halifax St
- Keech Electronics
- Address:26 Olive St
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