Number | Date | Country | Kind |
---|---|---|---|
62-109639 | May 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3497366 | Simmons | Feb 1970 |
Number | Date | Country |
---|---|---|
56-104747 | Aug 1981 | JPX |
Entry |
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Chemical Abstract, vol. 90, No. 24, Jun. 1979, p. 285, No. 19139u, PL-A-97 072, (Zaklady Przemyslu Elektronicznego "Kazel"). |
Chemical Abstract, vol. 83, No. 3, Aug. 11, 1975, p. 243, No. 47221b, Columbus, Ohio, U.S.; & JP-A-74 105 815. |
Chemical Abstract, vol. 107, No. 24, Dec. 14, 1987, pp. 277, No. 221968b, Columbus, Ohio; & JP-A-62 108 742. |