Number | Date | Country | Kind |
---|---|---|---|
42 27 850.3 | Aug 1992 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3184353 | Balamuth et al. | May 1965 | |
3438824 | Balamuth | Apr 1969 | |
3998824 | Otsuki et al. | Dec 1976 | |
4312077 | Petersson | Jan 1982 | |
4647325 | Bach | Mar 1987 | |
4767478 | Christine | Aug 1988 | |
5147482 | Miyabayashi | Sep 1992 |
Number | Date | Country |
---|---|---|
2054836 | Jul 1972 | DEX |
1225628 | Mar 1971 | GBX |
Entry |
---|
Hutte, Des Ingenieurs Taschenbuch, 1954, IIA, 28th Edition, p. 47. |