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Wind motor using on well
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
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FINGER PRINT TOYS LOCKER DOOR OPENER
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
India -
PLANT GROWING POTS WITH ALARM
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
India -
WATER REUSING WASHING MACHINE
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
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WATER DISPENSER ENVIRONMENT FRIENDLY
Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India
India -
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