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97201255 | Apr 1997 | EPX | |
97203114 | Oct 1997 | EPX |
Number | Name | Date | Kind |
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3505047 | Plumat | Apr 1970 | |
4846868 | Aratani | Jul 1989 | |
5277946 | Nagai et al. | Jan 1994 | |
5871879 | Verlinden et al. | Feb 1999 | |
5916656 | Kitayama et al. | Jun 1999 |
Number | Date | Country |
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0 286 018 | Oct 1988 | EPX |
0 716 339 | Jun 1996 | EPX |
Entry |
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Derwent Abstract re JP 56 041 859 A (Teijin Ltd), Apr. 18, 1981. |
Derwent Abstract re JP 49 010 807 B (Nippon Sheet Glass Co), Mar. 13, 1974. |