Number | Date | Country | Kind |
---|---|---|---|
3830770 | Sep 1988 | DEX | |
3903146 | Feb 1989 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2989788 | Kessler | Jun 1961 | |
3139784 | Moorman | Jul 1964 | |
3563277 | Klipper | Feb 1971 | |
3826053 | Cameron | Jul 1974 | |
3851980 | Worth et al. | Dec 1974 | |
3883258 | Hewson | May 1975 | |
3966339 | Nemecek et al. | Jun 1976 | |
4454699 | Strobl | Jun 1984 | |
4579161 | Roberts | Apr 1986 | |
4681477 | Fischer | Jul 1987 | |
4770585 | Astl | Sep 1988 | |
4861208 | Boundry | Aug 1989 | |
4875641 | Endo et al. | Oct 1989 |
Number | Date | Country |
---|---|---|
3304975 | May 1985 | DEX |
2067257 | Jul 1981 | GBX |
Entry |
---|
German DE 3309954 A1, dated Sep. 19, 1984 of Walter Fischer (cover page). |
German DE 3119041 A1, dated Dec. 19, 1982 of W. Berg et al. (cover page and drawing). |
German GM 78 25 669, dated Dec. 19, 1978 Nemecek et al. (cover page and drawings). |
German G 87 13 028.9, dated Mar. 19, 1988 Handelsagentur et al. (cover page and drawings). |