| 000 | 00435naa a22001697c 4500 | ||
|---|---|---|---|
| 001 | 9870 | ||
| 003 | OSt | ||
| 005 | 20190814161112.0 | ||
| 007 | t| | ||
| 008 | 190702s xxu||||| |||| 00| 0 d | ||
| 100 | 1 | _aCampbell, Richard S. | |
| 245 | 0 | 0 | _aPatent trends as a technological forecasting tools |
| 650 |
_aPatentwesen _93556 |
||
| 650 |
_aWirtschaft _95109 |
||
| 650 |
_aTechnologie _94394 |
||
| 773 | 0 |
_aWPI. 5(1983),3,137-143. _wz_WPI |
|
| 999 |
_c6055 _d6055 |
||