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| Patents Granted on 1830-05-15 | |||||
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| Number | Date | Patentee | Title | Type | |
| XC-10 | May 15, 1830 | P. Schoolcraft | Machine for cutting timber into sidings, clap-boards, shingles, lathe, &c., &c. | clapboard machines | |
| 5,962X | May 15, 1830 | I. Sanderson | Pasteboard paper for bandboxes | manufacturing paper | |