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| Patents for H. K. White | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 142,034 | Aug. 19, 1873 | A. McNeile | Improvement in spoke-machines | |
 | 210,106 | Nov. 19, 1878 | P. Everitt | Screw-Stocks | |
 | 227,508 | May 11, 1880 | P. Everitt | Screw-Stock | |
 | 260,978 | Jul. 11, 1882 | R. Hodson | Rotary Engine | |