Number | Date | Country | Kind |
---|---|---|---|
3502573 | Jan 1985 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3690307 | O'Neill | Sep 1972 | |
4013054 | Balsley | Mar 1977 | |
4343281 | Uozumi | Aug 1982 | |
4377142 | Otsuka | Mar 1983 | |
4467769 | Matsumura | Aug 1984 | |
4499880 | Miki | Feb 1985 | |
4527532 | Kasai | Jul 1985 | |
4530210 | Yamazaki | Jul 1985 |
Number | Date | Country |
---|---|---|
0041443 | Mar 1982 | JPX |
0213941 | Dec 1984 | JPX |
Entry |
---|
"Vapor Purge Control", Research Disclosure No. 17419, Disclosed Anonymously, Oct. 1978. |