Number | Date | Country | Kind |
---|---|---|---|
RM93A0216 | Apr 1993 | ITX |
Number | Date | Country |
---|---|---|
0409451 | Jan 1991 | EPX |
2034356 | Jun 1980 | GBX |
WO9206224 | Apr 1992 | WOX |
Entry |
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Japan Abstracts JP-A 63 095 983 (Mitsubishi Chem Ind. Ltd). |
Japan Abstracts JP-55 145 172 (Hitachi Ltd.). |
"European Search Report" (ITARM930216), 3 pages. |
Patent Abstracts of Japan, JP63095983, 1 page. |