| Patents for Owatonna Tool Co. |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 1,709,913 | Apr. 23, 1929 | R.A. Kaplan | Gear Puller | gear and hub pullers |
| 1,768,692 | Jul. 01, 1930 | R.A. Kaplan | Scraper for piston ring grooves | piston and ring maintenance |
| 1,889,750 | Dec. 06, 1932 | R.A. Kaplan | Method of and apparatus for removing hubs | vehicle mechanic |
| 2,052,304 | Aug. 25, 1936 | R.A. Kaplan | Puller for roller bearing cups | bearing pullers |
| 2,119,128 | May 31, 1938 | I.J. Clark | Valve Spring Compressor | valve spring tools |
| 2,288,906 | Jul. 07, 1942 | R.A. Kaplan | Puller for roller bearing cups | bearing pullers |
| 2,324,847 | Jul. 20, 1943 | R.A. Kaplan | Remover for expanding snap rings | snap-ring tools |
| 2,683,387 | Jul. 13, 1954 | R.A. Kaplan | Wheel and Axle Nut Wrench | axle nut wrenches |
| 3,066,726 | Dec. 04, 1962 | C.G. Berry | Portable hydraulic press | |
| 3,168,034 | Feb. 02, 1965 | D.J. Kaplan, S.B. McClocklin | Rolling bed press | industrial presses |
| 3,218,056 | Nov. 16, 1965 | R.A. Kaplan, D.J. Kaplan | Engine positioning stand | vehicle mechanic |
| 3,367,512 | Feb. 06, 1968 | R.A. Kaplan | Floor crane | portable cranes |
| 3,822,966 | Jul. 09, 1974 | S.B. McClocklin | Hydraulic pump | hydraulic pumps |
