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| Patents for H. Blandy | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 56,145 | Jul. 03, 1866 | C. Leffingwell | Improvement in head-blocks for sawmills | |
![]() | 97,302 | Nov. 30, 1869 | C. Leffingwell | Improvement in head-blocks for sawmills | |
![]() | 256,157 | Apr. 11, 1882 | I.D. Parker, E. Parker | Sawmill head-block | |