| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c2942 _d2942 |
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| 003 | Biblioteca-INTEMIN | ||
| 005 | 20180523130107.0 | ||
| 008 | 180523b xxu||||| |||| 00| 0 eng d | ||
| 080 | _a822.22 | ||
| 100 |
_aPomroy, William H. _93301 |
||
| 245 |
_aDesign and operation of four prototype fire detection systems in noncoal underground mines _cPomroy, William H. |
||
| 260 |
_aWashington _bBureau of mines _c1985 |
||
| 650 |
_aMINERIA _965 |
||
| 650 |
_aINCENDIO DE MINAS _95558 |
||
| 650 |
_aSISTEMAS AUTOMATICOS _96476 |
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| 942 | _cBK | ||