Patents for J. H. Shumway |
Patents 91 -
105
of 129
|
Number | Date | Patentee | Title | Type |
488,280 | Dec. 20, 1892 | J.P. Lavigne | Micrometer Gage | micrometers |
488,281 | Dec. 20, 1892 | J.P. Lavigne | Micrometer Gage | micrometers |
499,929 | Jun. 20, 1893 | O.E. Perrigo | Engine Lathe | engine lathes |
508,952 | Nov. 21, 1893 | J.P. Lavigne | Micrometer Gage | micrometers |
510,688 | Dec. 12, 1893 | J.P. Lavigne | Micrometer Gage | micrometers |
515,234 | Feb. 20, 1894 | J.P. Lavigne | Micrometer Gage | micrometers |
515,235 | Feb. 20, 1894 | J.P. Lavigne | Micrometer Gage | micrometers |
515,236 | Feb. 20, 1894 | J.P. Lavigne | Micrometer Surface Gage | surface gages |
515,237 | Feb. 20, 1894 | J.P. Lavigne | Drilling Machine | drill presses |
519,541 | May 08, 1894 | H. McBride | Micrometer Gage | micrometers |
519,924 | May 15, 1894 | W.P. Norton | Screw Cutting Engine Lathe | screwcutting lathes |
519,941 | May 15, 1894 | A.F. Champlin | Reversing Mechanism for Metal Shaping and Planing Machines | metalworking machine mechanisms |
533,711 | Feb. 05, 1895 | J.P. Lavigne | Monkey Wrench | screw adjust wrenches |
533,712 | Feb. 05, 1895 | J.P. Lavigne | Monkey Wrench | screw adjust wrenches |
539,625 | May 21, 1895 | J.P. Lavigne | Wrench | screw adjust wrenches |