Number | Date | Country | Kind |
---|---|---|---|
4-329685 | Dec 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4273999 | Pierpoint | Jun 1981 | |
5031078 | Bornhorst | Jul 1991 |
Number | Date | Country |
---|---|---|
93201675.1 | Nov 1993 | EPX |
Entry |
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Patent application Ser. No. 08/111,236, Takeuchi, Aug. 24, 1993. |