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| Patents for John Knight | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,459X | Apr. 07, 1831 | J. Knight | Improvement in Sneed's scythe | ||
| 412,926 | Oct. 15, 1889 | J. Knight | Adjustable Cone Center for Lathes | metal lathe accessories and attachments | |