Number | Date | Country | Kind |
---|---|---|---|
GRA III 1354/82 | Aug 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
D101826 | Sinko | Nov 1936 | |
D198197 | Utz et al. | May 1964 | |
D200186 | Kelly | Jan 1965 | |
D220466 | Hart | Apr 1971 | |
D240367 | Cope | Jun 1976 | |
D251954 | Rassler et al. | May 1979 | |
D258861 | Brattan et al. | Apr 1981 | |
D268517 | Thompson | Apr 1983 |
Entry |
---|
Pat. Journal, Union of South Africa, May 1978, p. 12, Pubn 77-2438, Kress et al., "Improvement in Implements." |