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| Patents for William W. Grier | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 47,812 | May 23, 1865 | W.W. Grier, R.H. Boyd | Improved drill-bit | |
 | RE2,712 | Aug. 06, 1867 | R.H. Boyd, W.W. Grier | Improved Machine for Making Augers | |
 | 580,273 | Apr. 06, 1897 | W.W. Grier | Boring and doweling machine | |