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| Patents for Blacker Engineering Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,054,332 | Feb. 25, 1913 | W. Blacker | Mechanical or Power Actuated Hammer | power hammers | |
| 1,297,990 | Mar. 25, 1919 | W. Blacker | Treadle Hammer | power hammers | |
| 1,349,939 | Aug. 17, 1920 | W. Blacker | Mechanical or Power Actuated Hammer | power hammers | |