| All Patents in class 279/134 |
Patents 1 -
15
of 16
      |
| Number | Date | Patentee | Title | Type |
| 1,455,283 | May 15, 1923 | E.P. Bullard, Jr. | Electric-Operating Chucking Device | |
| 1,595,399 | Aug. 10, 1926 | S.E. Horton | Chuck | metal lathe chucks |
| 1,698,254 | Jan. 08, 1929 | E.P. Bullard, Jr. | Power Chuck | |
| 1,699,359 | Jan. 15, 1929 | H.M. Hay | Motor Operated Chuck | metal lathe chucks |
| 1,844,445 | Feb. 09, 1932 | G.A. Highberg, H.E. Sloan | Chuck | metal lathe chucks |
| 1,906,490 | May 02, 1933 | G.A. Highberg, H.E. Sloan | Chucking Mechanism | metal lathe chucks |
| 1,971,537 | Aug. 28, 1934 | G.A. Highberg, H.E. Sloan | Chuck | metal lathe chucks |
| 2,006,913 | Jul. 02, 1935 | K.H. Conley | Clutch Throwing Mechanism | |
| 2,122,360 | Jun. 28, 1938 | G.A. Highberg, H.E. Sloan | Chuck | metal lathe chucks |
| 2,215,922 | Sep. 24, 1940 | H.J. si, W.F. Groene | Power Chucking Mechanism | metalworking machine mechanisms |
| 2,249,240 | Jul. 15, 1941 | W.F. Groene, W.R. Meyer | Power chucking device | crankshaft lathes |
| 2,333,180 | Nov. 02, 1943 | M.P. Holmes | Power Operated Chuck | metal lathe chucks |
| 2,515,329 | Jul. 18, 1950 | F.H. Bogart | Power chuck wrench | metal lathe accessories and attachments |
| 2,528,442 | Oct. 31, 1950 | L.A. Leifer | Power Chuck | metal lathe chucks |
| 2,563,970 | Aug. 14, 1951 | L.B. Swanson, H.E. Sloan, Jr., H.E. Sloan | Power Driven Chuck-Operating Means for Lathes and Other Machines | metal lathe chucks |
