Number | Date | Country | Kind |
---|---|---|---|
8-351228 | Dec 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1466219 | Winans | Aug 1923 | |
1867351 | Carpentier | May 1932 | |
2525994 | Bober | Oct 1950 | |
3889841 | Edmonds | Jun 1975 |
Number | Date | Country |
---|---|---|
5005 | Jan 1893 | GBX |
2 134 974 | Aug 1984 | GBX |
Entry |
---|
Patent Abstract of JP 58107839 Jun. 1983. |
Patent Abstract of JP 60261959 Dec. 1985. |
Patent Abstract of JP 57102539 Jun. 1982. |