Number | Date | Country | Kind |
---|---|---|---|
2951135 | Dec 1979 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3336322 | Weber et al. | Aug 1967 | |
3510496 | Aumuller et al. | May 1970 | |
3646009 | Winter et al. | Feb 1972 | |
3655756 | Weber et al. | Apr 1972 | |
3819633 | Ambrogi et al. | Jun 1974 | |
3962244 | Weyer et al. | Jun 1976 | |
4282239 | Weyer et al. | Aug 1981 |
Number | Date | Country |
---|---|---|
1670700 | Mar 1970 | DEX |
2103118 | Aug 1972 | DEX |
2085759 | Mar 1971 | FRX |
Entry |
---|
79102066.2, European Patent Application Published Jan. 1, 1980 (=AD). |