Number | Date | Country | Kind |
---|---|---|---|
10-123515 | May 1998 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
5286219 | Ueno | Feb 1994 | |
5772456 | Ohishi | Jun 1998 |
Number | Date | Country |
---|---|---|
695 000 A2 | Jan 1996 | EPX |
Entry |
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Japanese Utility Model Publication No. 4-24611, dated Jun. 10, 1992. |