| All Patents in class 279/42 |
Patents 16 -
30
of 44
      |
| Number | Date | Patentee | Title | Type |
| 362,043 | Apr. 26, 1887 | J.F. Strange | Drill Chuck | drill press chucks |
| 386,263 | Jul. 17, 1888 | J.T. Pedersen | Tool Holder and Tools for the Same | |
| 435,890 | Sep. 02, 1890 | R.H. Franklin | Multiple Tool | screwdrivers |
| 453,622 | Jun. 09, 1891 | J.W. Cheney | Tool Handle | tool handles |
| 460,922 | Oct. 06, 1891 | S.B. Minnich | Compensating bit-holder | |
| 492,733 | Feb. 28, 1893 | H. Meister | Chuck and Drill | drill press chucks |
| 505,165 | Sep. 19, 1893 | J.B. Hughes | Combination screw-driver and tool-handle | spiral screwdrivers |
| 508,667 | Nov. 14, 1893 | A. Woeber | Drill-chuck | drill chucks |
| 509,851 | Nov. 28, 1893 | H.E. Britton | Tool Holder | |
| 556,182 | Mar. 10, 1896 | I.L. Grady | Attachment for Watch Makers Lathes | metal lathe accessories and attachments |
| 698,001 | Apr. 22, 1902 | B.F. Foss | Lengthening Attachment for Bits | drill bit extensions |
| 719,275 | Jan. 27, 1903 | S.S. Swan | Tool and Tool-Holder | tool holders |
| 753,241 | Mar. 01, 1904 | I.S. Davidson | Tool Handle | tool handles |
| 802,449 | Oct. 24, 1905 | S.W. Goodhue | Cushion Tool Holder for Pneumatic Hammers | tool holders |
| 815,758 | Mar. 20, 1906 | L.S. Starrett | Screw Holding Screwdriver | screwdrivers |
