CAT NO: DIDACTICNLE-Export-002036
Expansion Apparatus.
Expansion Apparatus Science Labs Naugra Export is Manufacturer, Exporter
& Supplier of Expansion Apparatus
Product description:
Comprising two cast-iron uprights, height 18 cm. linked by two nickel
plated rods supporting on expansion bar, length 38 cm. fixed to one
upright and resting on a friction pointer placed at the other. With
scale reading 0 to 90 deg. With one each aluminum, brass and iron
expansion bars.