| Patents for K. H. Butler |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 754,063 | Mar. 08, 1904 | F. Cary, C.E. Hawkins | Wrench | screw adjust wrenches |
| 781,963 | Feb. 07, 1905 | R.N. Miller | Wrench | quick adjust wrenches |
| 785,581 | Mar. 21, 1905 | A.V. Shorts | Level | level adjustments |
| 799,917 | Sep. 19, 1905 | R.N. Miller | Wrench | quick adjust wrenches |
| 800,988 | Oct. 03, 1905 | A.B. Cook | Wrench | screw adjust wrenches |
| 802,187 | Oct. 17, 1905 | G.M. Gealy | Pipe Wrench | chain and strap wrenches |
| 855,891 | Jun. 04, 1907 | D.P. Kahle | Wrench | quick adjust wrenches |
| 872,955 | Dec. 03, 1907 | F.C. Miller | Wrench | quick adjust wrenches |
| 886,084 | Apr. 28, 1908 | F.C. Miller, H.B. Sohn | Wrench | quick adjust wrenches |
| 886,333 | Apr. 28, 1908 | D.H. Southward | Attachment for Levels | inclinometers |
| 939,879 | Nov. 09, 1909 | L.G. Van Ormer | Wrench | quick adjust wrenches |
| 949,557 | Feb. 15, 1910 | S.A. Whetzel | Pipe Wrench | pipe wrenches |
| 983,628 | Feb. 07, 1911 | R.D. Lindsay | Wrench | quick adjust wrenches |
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