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DESIGN AND CONSTRUCTION OF WATER LEVEL INDICATOR ALARM USING BC547 TRANSISTOR |
₦ 5,000.00 |
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₦ 5,000.00 |
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× |
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voltage collapse in a fragile grid: the nigeria experience |
₦ 5,000.00 |
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₦ 5,000.00 |
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× |
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Design And Construction Of A 9v Battery Level Indicator |
₦ 5,000.00 |
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₦ 5,000.00 |
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× |
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Design And Construction Of Sound Detector With Alarm |
₦ 5,000.00 |
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₦ 5,000.00 |
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× |
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DESIGN AND CONSTRUCTION OF A 16-WAY CLAP OPERATED SWITCH |
₦ 5,000.00 |
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₦ 5,000.00 |
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