Number | Date | Country | Kind |
---|---|---|---|
97118122 | Oct 1997 | EPX |
Number | Name | Date | Kind |
---|---|---|---|
3344805 | Wapner | Oct 1967 | |
4250915 | Rikuta | Feb 1981 |
Number | Date | Country |
---|---|---|
0 264 466 A1 | Apr 1988 | EPX |
0 347 675 A2 | Dec 1989 | EPX |
0677708 | Mar 1995 | EPX |
0 751 448 A2 | Jan 1997 | EPX |
2 740 544 A1 | Apr 1997 | FRX |
2 039 344 | Aug 1980 | GBX |
Entry |
---|
"Hydraulischer Abgleich--ein Dauerbrenner", HeizungKlima, No. 8-97, p. 18 (1997). |