SOM CODE Model Company Description Images
2630/2 XHK-330 U GRIFFIN ENGLAND RING & BALL APP: GRAVESNADE.
D422/16 A45688 FINDEL UK LIGHT GUIDE DEMONSTRATOR.
2630/6 5121 OSAW, INDIA It consists of a 25 mm diameter ball. With a

chain, ring and handle.
Made of Brass.
3170/7 P20020/2 SHIV DIAL, INDIA BALL & RING

Gravesande’s, ring mounted in rod with

handle, ball with chain. Cold ball passes

through the ring but does not pass when

heated.
Ball Dia : 22mm
3170/6 1675 ARIHANT, INDIA BALL AND RING WITH CHAIN
3170 75250 CENCO BALL AND CARD INTERTIA APPARATUS.
3170/2 2210 SHANGHAI RING & BALL DEMONSTRATOR.
3483 10/03/017 JJBLOW NEVAFALE S.S.BALL RINGS.

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