Number | Date | Country | Kind |
---|---|---|---|
59-176585 | Aug 1984 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3525892 | Javorik et al. | Aug 1970 | |
3916244 | Evans, Jr. | Oct 1975 |
Number | Date | Country |
---|---|---|
2156905 | May 1972 | DEX |
2505977 | Aug 1975 | DEX |
46-25577 | Jul 1971 | JPX |
55-83135 | Jun 1980 | JPX |
57-126047 | Jun 1982 | JPX |
Entry |
---|
Patent Abstracts of Japan, unexamined application, E. Section, vol. 4, No. 130, Sep. 12, 1980. |