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| Patents Granted on 1984-10-02 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,473,937 | Oct. 02, 1984 | R.M. Ortlieb | System for automatic fine adjustment of tools | multiple station machines | |
| 4,474,327 | Oct. 02, 1984 | C.A. Mattson, J. Michel, A. Domagalski | Fertilizer spreader | ||