Number | Date | Country | Kind |
---|---|---|---|
43 15 996.6 | May 1993 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
637562 | Hett | Nov 1899 | |
661142 | Grasser | Nov 1900 | |
662861 | Hett | Nov 1900 | |
758486 | Such | Apr 1904 | |
1690684 | Johnson | Nov 1928 | |
4378737 | Kirkpatrick | Apr 1983 | |
4934266 | Fantoni | Jun 1990 | |
4964338 | Fantoni et al. | Oct 1990 | |
5138923 | Kent et al. | Aug 1992 |
Number | Date | Country |
---|---|---|
181726 | May 1986 | EPX |
3532099 | Mar 1987 | DEX |
4140768 | Jun 1993 | DEX |
449855 | Jul 1936 | GBX |
578777 | Jul 1946 | GBX |
Entry |
---|
"Der Tiefdruck", Alexander Braun, p. 91, 1952. |