Patent & Trademark English Translation of Japanese Patent 60-6953 (Pub. Jan. 14, 1985). |
Database WPIL Derwent, AN 85-141038 relating to U.S. Pat. No. 4,518,727 to Traver, Apr. 21, 1985. |
Patent Abstracts of Japan, vol. 9, No. 120 (P-358)(1843), May 24, 1985 to Nakayama JP 60-6953. |
Patent Abstracts of Japan, vol. 11, No. 203 (P-591)(2650), Jul. 2, 1987 to Tosaka JP-62-24268. |
Database WPIL Derwent AN 88-052965 relating to Japanese Patent Publication No. 63-008676, Jan. 14, 1988. |
Patent Abstracts of Japan, vol. 8, No. 33 (P-254) to Takashi, Feb. 14, 1984 JP 58-189647. |