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| Patents for S. A. Bolster | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 88,040 | Mar. 23, 1869 | H.R. Huling | Improvement in mechanical movement | |
 | 115,103 | May 23, 1871 | J. Rand | Improvement in arbors for saws and grooving-tools | |