Engineering Sciences
Side-stand Gear Lock System
Cardamom drying chamber
Kerosene stove with gravity feed fuel tank and cylindrical wick
Manually Operated Water Lifting Pump, Hand Operated Pump
Coconut husker
Premjibhai's method of planting trees
Innovative Pulleys: Ganga and Saraswati
Sugar Cane Juice Extractor
Manually operated cow dung pot making machine
Poultry Racking Machine
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