| 000 | 00520pam a2200205a 44500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 160408b1943 xxu||||| |||| 00| 0 eng d | ||
| 040 | _cIIT Kanpur | ||
| 041 | _aeng | ||
| 082 |
_a661.8944 _bSch99 |
||
| 100 | _aSchwoegler, Edward J. | ||
| 245 | 1 |
_aU. S. Patent _cEdward J. Schwoegler |
|
| 260 |
_aWashington, D. C. _bU. S. Patent _c1943 |
||
| 300 | _a5 | ||
| 500 | _aPatent No. 2,337,004 | ||
| 650 | _aAmines -- Patents -- U. S | ||
| 650 | _aOxides | ||
| 650 | _aPatents -- U. S | ||
| 942 | _cBK | ||
| 999 |
_c269908 _d269908 |
||