| 000 | 00534nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230314b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 025.4:608.3(091) _bH6 |
||
| 100 |
_aBailey, M F _92827 |
||
| 245 | _aHistory of classification of patents | ||
| 260 |
_aU.S.A.: _bThe Journal of the patent office society, _c1946 |
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| 300 | _a84p. | ||
| 650 | _aClassification patents | ||
| 653 | _aLibrary history | ||
| 653 | _aLibrary management | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c8495 _d8495 |
||