Browsing by Subject dB (decibel meter)
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| Issue Date | Title | Author(s) |
|---|---|---|
| 2020-06 | FLEXIBLE ROAD SAFETY CONE WITH ALERT SOUND | MUHAMMAD SYAHRIZ B MD SAID; NURIN BT ZULKEPLI MOHD; NURHANA SYAQIRAH BT MAZLIN; SALIHAH AQILAH BT SABTU |