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| Patents Granted on 1830-06-03 | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,014X | Jun. 03, 1830 | M. Shaw | Blasting rocks | ||
| 6,015X | Jun. 03, 1830 | J. Stimpson | Propelling carriages on rail roads by timber | ||