Number | Date | Country | Kind |
---|---|---|---|
97 15774 | Dec 1997 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
2837897 | Nedderman et al. | Jun 1958 | |
3385069 | Estes | May 1968 | |
3433024 | Diamond et al. | Mar 1969 | |
3577946 | Horton | May 1971 | |
4193714 | Gjerde | Mar 1980 | |
4266887 | Corder | May 1981 | |
4395160 | DeJong | Jul 1983 | |
4398487 | Ortloff et al. | Aug 1983 | |
4427319 | Mayr | Jan 1984 | |
5609442 | Horton | Mar 1997 | |
5791819 | Christiansen | Aug 1998 |
Number | Date | Country |
---|---|---|
1366164 | Nov 1964 | FRX |
9706340 | Feb 1997 | WOX |
Entry |
---|
French Search Report dated Aug. 7, 1998. |