Type | ![]() | Publication No. | Date | Type | KR930012689U | 25.06.1993 | U | KR930003111Y | 27.05.1993 | Y1 | Priority number | Date | KR910019542 | 15.11.1991 | JP12753586 | 02.06.1986 | KR870005556 | 02.06.1987 | Type | ![]() | Publication No. | Date | Type | EP0248370 | ![]() | 03.07.1991 | B1 | EP0248370 | 18.05.1988 | A3 | EP0248370 | 09.12.1987 | A2 | Priority number | Date | JP12753586 | 02.06.1986 | Type | ![]() | Publication No. | Date | Type | DE3771128D1 | 08.08.1991 | D1 | Priority number | Date | JP12753586 | 02.06.1986 | Type | ![]() | Publication No. | Date | Type | JPH063341B | 12.01.1994 | B2 | JPS62284169 | 10.12.1987 | A | Priority number | Date | JP12753586 | 02.06.1986 | Type | ![]() | Publication No. | Date | Type | KR880000763 | 29.03.1988 | A | Priority number | Date | JP12753586 | 02.06.1986 | Type | ![]() | Publication No. | Date | Type | US4788832 | 06.12.1988 | A | Priority number | Date | JP12753586 | 02.06.1986 |