Number | Date | Country | Kind |
---|---|---|---|
56-188693[U] | Dec 1981 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4400795 | Irie et al. | Aug 1983 | |
4445199 | Imazeki et al. | Apr 1984 |
Number | Date | Country |
---|---|---|
EP27337 | Apr 1981 | EPX |
Entry |
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Electronics--vol. 54, No. 9, May 5, 1981, pp. 149-151. |