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_a608 _bBLA _223 |
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| 100 | _aBlack,Gerald R. | ||
| 245 |
_aKeyword patent searchingg-online: a workbook _c/ by Gerald R.Black |
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| 260 |
_a[s.n] _b[s.i] _c2002 |
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| 300 | _a109p. | ||
| 509 | _aNS | ||
| 942 | _cS | ||