Number | Date | Country | Kind |
---|---|---|---|
891915 | May 1989 | NOX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/NO90/00079 | 5/10/1990 | 11/8/1991 | 11/8/1991 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO90/13787 | 11/15/1990 |
Number | Date | Country |
---|---|---|
0108939 | Oct 1983 | EPX |
492806 | Mar 1930 | DE2 |
657353 | Feb 1938 | DE2 |
3714454A1 | Apr 1987 | DEX |
59443 | Feb 1937 | NOX |
58725 | Dec 1937 | NOX |
2000575A | Jan 1979 | GBX |
Entry |
---|
International Search Report. |
International Preliminary Examination Report. |