Number | Date | Country | Kind |
---|---|---|---|
57-89701 | May 1982 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3447655 | Tanaka et al. | Jun 1969 | |
3976198 | Carnes, Jr. et al. | Aug 1976 | |
4011931 | Wyckoff | Mar 1977 | |
4398088 | Hirose et al. | Aug 1983 |
Entry |
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Japanese Patent Preliminary Publication No. 182295/1982. |