Number | Name | Date | Kind |
---|---|---|---|
3255166 | Bernhardt et al. | Jun 1966 | |
3773743 | Ainsworth, Jr. et al. | Nov 1973 | |
4051313 | Luciani et al. | Sep 1977 | |
4104247 | Kato et al. | Aug 1978 | |
4331791 | Rohlfing et al. | May 1982 |
Entry |
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Translation of Japanese Patent Application No. 58-146694 to Nakamura et al., Laid-Open Feb. 28, 1985. |