Number | Name | Date | Kind |
---|---|---|---|
4307179 | Chang et al. | Dec 1981 | |
4464459 | Majima et al. | Aug 1984 | |
4811079 | Turina et al. | Mar 1989 |
Number | Date | Country |
---|---|---|
2224861 | May 1990 | GBX |
Entry |
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IBM Tecnical Disclosure Bulletin vol. 27, No. 2, Jul. 1984 Double Planar Polyimide Process, Kent. |