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Patents for Richard B. Robbins | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 77,390 | Apr. 28, 1868 | A.Z. Mason | Woodworker's Leg Vise Jaw | |
![]() | 82,014 | Sep. 08, 1868 | R.B. Robbins, A.Z. Mason | Improved vise |