Number | Date | Country | Kind |
---|---|---|---|
62-188734 | Jul 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2590318 | Hollis | Mar 1952 | |
3221767 | McCarty et al. | Dec 1965 | |
3280836 | Callaghan, Jr. et al. | Oct 1966 | |
3488030 | Hulme et al. | Jan 1970 | |
3521852 | Gillis, Jr. | Jul 1970 | |
4097786 | Lund | Jun 1978 | |
4412517 | Kobashi et al. | Nov 1983 | |
4480614 | Kobashi et al. | Nov 1984 | |
4575047 | Boos et al. | Mar 1986 | |
4771807 | Karani | Sep 1988 |
Number | Date | Country |
---|---|---|
569935 | Aug 1958 | BEX |
589079 | Dec 1959 | CAX |
614961 | Feb 1961 | CAX |
116855 | Aug 1984 | EPX |
1062507 | Jul 1959 | DEX |
1408448 | Nov 1972 | DEX |
58-121381 | Jul 1983 | JPX |
Entry |
---|
E. Sprenger, W. Hohmann, "Taschenbuch fur Heizung und Klimatechnik", 62. Ausgabe, 1983, R. Oldenbourg, Verlag Munchen, Wien, pp. 1068, 1069. |