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| 0000076282-17-000035-index.html | 2017-05-09 13:53:36 | |
| 0000076282-17-000035.txt | 2017-05-09 13:53:36 | |
 0000076282-17-000035-xbrl.zip | 121264 | 2017-05-09 13:53:36 |
| FilingSummary.xml | 27370 | 2017-05-09 13:53:36 |
| Financial_Report.xlsx | 49234 | 2017-05-09 13:53:36 |
| pkoh-20170331.xml | 686127 | 2017-05-09 13:53:36 |
| pkoh-20170331.xsd | 31075 | 2017-05-09 13:53:36 |
| pkoh-20170331_cal.xml | 56369 | 2017-05-09 13:53:36 |
| pkoh-20170331_def.xml | 144930 | 2017-05-09 13:53:36 |
| pkoh-20170331_lab.xml | 446251 | 2017-05-09 13:53:36 |
| pkoh-20170331_pre.xml | 251991 | 2017-05-09 13:53:36 |
| pkoh20170331-10q.htm | 642903 | 2017-05-09 13:53:36 |
| pkoh20170331-ex311.htm | 12941 | 2017-05-09 13:53:36 |
| pkoh20170331-ex312.htm | 12949 | 2017-05-09 13:53:36 |
| pkoh20170331-ex32.htm | 8435 | 2017-05-09 13:53:36 |
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| report.css | 2767 | 2017-05-09 13:53:36 |
| Show.js | 1410 | 2017-05-09 13:53:36 |