| 000 | 00333cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b xxu||||| |||| 00| 0 eng d | ||
| 082 | _aU24x43 G317 | ||
| 100 | _aHalbach, Gunter | ||
| 245 |
_aWorkers' inventions and their recompense _cby Gunter Halbach |
||
| 260 |
_a _bFederal Ministry of Labour and the Social Structure _c |
||
| 300 | _a14p | ||
| 999 |
_c498250 _d498250 |
||