| 000 | 00465nam a22001337a 4500 | ||
|---|---|---|---|
| 999 |
_c139498 _d139498 |
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| 008 | 230609b ||||| |||| 00| 0 hin d | ||
| 082 |
_a608 _bASH- V |
||
| 100 |
_aAshok Kumar _9313317 |
||
| 245 |
_aविज्ञान के आविष्कारों की कहानियाँ | Vigyan ke avishkaron ki kahaniyan / _cby Ashok Kumar |
||
| 260 |
_aJaipur _bAlora printers & publishers _c1991 |
||
| 300 | _a32p. | ||
| 650 |
_aPatents _9313318 |
||
| 942 | _cG | ||