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| Patents for James A. Robb | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 195,650 | Sep. 25, 1877 | J.A. Robb | Improvement in saw-mill set-works | |
 | 227,926 | May 25, 1880 | J.A. Robb | Lumber edger | |
 | 258,946 | Jun. 06, 1882 | J.A. Robb | Edger | |
 | 288,493 | Nov. 13, 1883 | J.A. Robb | Feed mechanism for lath-sawing machines | |
 | 290,358 | Dec. 18, 1883 | J.A. Robb | Edger | |
 | CA-18,809 | Mar. 06, 1884 | J.A. Robb | Edger | |
| 341,055 | May 04, 1886 | J.A. Robb | Saw-guide | ||
| 399,931 | Mar. 19, 1889 | H.C. Robb | Gang-edger | ||
 | 401,516 | Apr. 16, 1889 | J.A. Robb | Chimney or stack propeller and governor | |