Number | Date | Country | Kind |
---|---|---|---|
3718442 | Jun 1987 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3594043 | Weber et al. | Jul 1971 | |
4236758 | Groger | Dec 1980 | |
4465319 | Brownlie | Aug 1984 |
Number | Date | Country |
---|---|---|
2925240 | Jan 1981 | DEX |
2935643 | Nov 1982 | DEX |
1208224 | Jan 1986 | SUX |
Entry |
---|
"Double Ended Ranging Drum Shearer", Mining Supplies Limited, 1980, p. 7. |