Product Description : Made of G.I. Sheet. Outer Dimension size is about 30 cm x 30 cm and 14 cm high. Painted beautifully with two aluminium container. Properly constructed with carting handle.

Product Description : It consists as set of rotating blades fitted on angle iron study metal base. The blades move freely when placed before a table fan. Medium Size Model.  

Product Description : Comprising a ray projector built in metallic case with slit on its side. Working on 220 volts A.C. mains through built in transformer and with Perspex accessories set of two

Product Description : Small size, experimental model, an aluminium turned pulley of about 10 cm dia is fitted on a screw jack fitted on a 12 cm dia metallic circular base with an adjustable pulley and a linear vertical scale. Overall height of the model is about 15 cm without weights.