All Patents of Type: rail drilling machines |
Patents 1 -
9
of 9
|
Number | Date | Patentee | Title | Type |
428,516 | May 20, 1890 | A.R. Paulus | Railway Track Drill | rail drilling machines |
464,673 | Dec. 08, 1891 | H.P. Bradford | Drill for electric railways | rail drilling machines |
541,980 | Jul. 02, 1895 | W.J. McGehe | Metal Drill | rail drilling machines |
549,661 | Nov. 12, 1895 | A.A. Smith | Ratchet-drill | rail drilling machines |
613,748 | Nov. 08, 1898 | J.A. Wilson | Drilling-machine | rail drilling machines |
634,502 | Oct. 10, 1899 | M.M. Moore | Drill | rail drilling machines |
900,109 | Oct. 06, 1908 | F. Marsellis | Railroad Track Drilling Machine | rail drilling machines |
981,791 | Jan. 17, 1911 | C.H. Oslund | Drill | rail drilling machines |
1,714,603 | May 28, 1929 | H.B. Kraut | Machine for Reclaiming Rails | rail cutting machines |