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| Patents for George Challoner | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 49,228 | Aug. 08, 1865 | G. Challoner | Improvement in shingle-machines | |
 | 115,932 | Jun. 13, 1871 | G. Challoner | Improvement in shingle-machines | |
 | 132,086 | Oct. 08, 1872 | W. Lamb | Improvement in log-carriages for sawmills | |
 | 214,490 | Apr. 22, 1879 | G. Challoner | Improvement in shingle-sawing machines | |