Parent Directory| Name | Size | Last Modified |
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| 0000076282-18-000027-index.html | 2018-05-08 16:33:40 | |
| 0000076282-18-000027.txt | 2018-05-08 16:33:40 | |
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| pkoh20180331-8xkearningsre.htm | 30928 | 2018-05-08 16:33:40 |
| pkoh20180331-ex991earnings.htm | 241369 | 2018-05-08 16:33:40 |