| All Patents in class 192/77 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 201,021 | Mar. 05, 1878 | W. Krutzsch | Lathe Head | metal lathes |
| 253,175 | Feb. 07, 1882 | J.R. Back | Friction-clutch | metal lathes |
| 309,857 | Dec. 30, 1884 | G. Juengst, Jr., C.A. Juengst | Variable Reciprocating Planer Motion | metalworking machine mechanisms |
| 448,777 | Mar. 24, 1891 | G.W. Drake | Friction Clutch | friction clutches |
| 650,750 | May 29, 1900 | C.D. Corser | Packing for Pistons | piston ring and packing |
| 662,710 | Nov. 27, 1900 | C.C. Cleverdon | Speed Changing Mechanism | metalworking speed changing mechanisms |
| 683,591 | Oct. 01, 1901 | D.B. Bullard | Clutch Mechanism | vertical turret lathes |
| 697,393 | Apr. 08, 1902 | M.A. Beck | Automatic Brake | hoists, winches, come-alongs |
| 786,353 | Apr. 04, 1905 | C.R. Gabriel | Screw Machine | screw machines |
| 933,866 | Sep. 14, 1909 | H.E. Frentzel, H. WEickel | Load Brake | hoists, winches, come-alongs |
| 1,555,200 | Sep. 29, 1925 | G.A. Granlund | Power-transmission mechanism | |
| 1,625,397 | Apr. 19, 1927 | A.E. Robinson | Friction Clutch Mechanism | metalworking machine clutches |
| 1,972,359 | Sep. 04, 1934 | C.F. Schenck | Feed mechanism for tool-carrying spindles | drill presses |
