| Patents for Walter Black |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 564,587 | Jul. 28, 1896 | W. Black | Sandpapering-machine | sanding machines |
| 565,875 | Aug. 18, 1896 | W. Black | Machine for cutting pulley-stile pockets | mortising machines |
| 605,774 | Jun. 14, 1898 | W. Black | Mortising-machine | mortising machines |
| 662,390 | Nov. 27, 1900 | W. Black | Mortising-machine | mortising machines |
| 718,972 | Jan. 27, 1903 | W. Black | Mortising-machine | mortising machines |
| 732,160 | Jun. 30, 1903 | J. Black | Clamp | bar and pipe clamps |
| 869,688 | Oct. 29, 1907 | J. Black | Sandpapering-machine | belt sanders |
