Number | Date | Country | Kind |
---|---|---|---|
62-109040 | May 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3163991 | Capitaine | Jan 1965 | |
3769795 | Rostrom | Nov 1973 | |
4501233 | Kusaka | Feb 1985 | |
4693213 | Yanai et al. | Sep 1987 |
Entry |
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Patent Abstracts of Japan, vol. 8, No. 43(M-279)(1480); 2-84. |
Patent Abstracts of Japan, vol. 8, No. 5(M-267)(1442) 1-84. |