-
| Flowserve |
| Byron Jackson |
| Durco |
| I-R |
| Worthington |
| Lawrence |
| Sulzer |
| Ahlstrom |
| Johnston |
| Warren |
| Bingham |
| Clyde Union |
| Weir-Warman |
| Fairbanks Morse |
| Peerless |
| Patterson |
| Foster Wheeler |
| Baldwin Lima Hamilton |
| KSB |
| Galigher Ash |
| Chicago Yeoman (Morris) |
| Delaval |
| Impco |
| Beloit-Jomes |
| Sunds |
| Voith |
| Lightnin |
| Tampella |
|