Hopper for planter with bottom discharge opening having rotary dispenser in said opening and conveying rollers and ejectors near said dispenser |
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| 申请号 | US65328146 | 申请日 | 1946-03-09 | 公开(公告)号 | US2562070A | 公开(公告)日 | 1951-07-24 |
| 申请人 | RAJO MOTOR COMPANY; | 发明人 | NELSON STRONG STANLEY; | ||||
| 摘要 | |||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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