| Weiler |
| Matsushita |
| Custom Connector |
| Warner Electric Parts |
| Littelfuse |
| Elesa |
| Dart Controls |
| Time Mark Corporation |
| Thermodisc |
| SPC Technology |
| Appleton |
| Krystil Klear |
| GC Plastics |
| Anaheim Automation |
| Central Products Company |
| Uninversal Dynamics Inc. |
| Tedea Huntleigh |
| Tomar |
| Volteq |
| Martin Sprocket |
| Magnetek-Jefferson |
| Uniloy-Milacron |
| Garden City Plastics Eqipment |
| Coanir |
| Coanir-Franklin |
| Fauver |
| Rahn Precision |
| Vermont Gage |
| Atchley Controls |
| Spectrol |
| Clarostat |
| Magnetech Corporation |
| ServoCon/Moog |
| Noshok |
| Saia-Burgess |
| Banner |
| Riche Lake Weighing Systems |
| Ohaus |
| Panametrics |
| Arrow Hart Inc. |
