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| Patents Granted on 1838-08-30 | |||||
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| Number | Date | Patentee | Title | Type | |
| 900 | Aug. 30, 1838 | C. Tyler | Machine for sawing clapboards, applicable to other purposes | clapboard machines | |
| 903 | Aug. 30, 1838 | J.E. Andrews | Machine for turning treenails, bannisters, rake-handles, and cylindrical articles | wood lathes | |