| All Patents of Type: industrial machine clutches |
Patents 1 -
15
of 81
      |
| Number | Date | Patentee | Title | Type |
| 7,557 | Aug. 13, 1850 | N. Barlow | Friction-clutch | industrial machine clutches |
| 25,733 | Oct. 11, 1859 | J. Hendy | Double friction-coupling | industrial machine clutches |
| 63,977 | Apr. 16, 1867 | S.C. Wright | Lathe clutch | metalworking power transmission |
| 68,108 | Aug. 27, 1867 | F.J. Plummer | Improvement in clutch-shippers | industrial machine clutches |
| 78,961 | Jun. 16, 1868 | D. Harrington | Friction-Clutch Pulley | industrial machine clutches |
| 100,064 | Feb. 22, 1870 | F.A. Pratt | Improvement in friction-clutches | industrial machine clutches |
| RE5,335 | Mar. 25, 1873 | J. Hendy | Double friction-coupling | industrial machine clutches |
| 138,139 | Apr. 22, 1873 | W.B. Duckworth | Improvement in clutches for machinery | metalworking machine mechanisms |
| 148,165 | Mar. 03, 1874 | A.B. Bean | Machinery-Clutch | industrial machine clutches |
| RE6,215 | Jan. 12, 1875 | A.B. Bean | Machine-Clutches | industrial machine clutches |
| 182,340 | Sep. 19, 1876 | J.W. Zimmerman | Improvement in friction feed-clutches for circular-saw mills | sawmill feed works |
| 205,362 | Jun. 25, 1878 | L.D. Dana | Improvement in friction-clutches | industrial machine clutches |
| RE8,339 | Jul. 16, 1878 | J.W. Zimmerman | Improvement in friction feed-clutches for circular-saw mills | sawmill feed works |
| 239,933 | Apr. 05, 1881 | T.F. Carver | Friction-clutch | industrial machine clutches |
| 246,710 | Sep. 06, 1881 | G.W. Bean | Back-gear clutch for upright drills | industrial machine clutches |
