| 000 | 00322nam a22000977a 4500 | ||
|---|---|---|---|
| 008 | 240722b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 245 |
_aIndex of patents: _bThe United States patent office |
||
| 260 |
_aWashington: _bUS Government Printing Office |
||
| 942 | _cREF | ||
| 999 |
_c64632 _d64632 |
||