00350nam a2200121Ia 4500008004100000082001400041100001900055245004100074260004200115300000700157650003400164653003000198170901s1995    xx            000 0 und d  a608bS48B  aSingh, Jagjeet 0aBisvi Shatabdi ke Navintam Aavishkar  aDelhibBharati Bhasha Prakashanc1995  a47  aTechnology (Applied sciences)  aTechnological innovations