| Patents for Elmer J. Ondeck |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 2,780,944 | Feb. 12, 1957 | E.J. Ondeck | Reversible drive for power tools | handheld power tool accessories |
| 2,839,952 | Jun. 24, 1958 | E.J. Ondeck | Reversible Power Tool Drive Attachment | handheld power tool accessories |
| 2,893,743 | Jul. 07, 1959 | E.J. Ondeck | Chuck with Ball Locking Means | drill press chucks |
| 2,910,302 | Oct. 27, 1959 | E.J. Ondeck | Cam Chuck | drill press chucks |
| CA-594,479 | Mar. 15, 1960 | E.J. Ondeck | Reversible Drive for Power Tools | handheld power tool accessories |
| 3,054,464 | Sep. 18, 1962 | E.J. Ondeck | Electric Hammer | handheld power tools |
| 3,251,605 | May 17, 1966 | E.J. Ondeck | Quick Release Chuck | drill press chucks |
