| 1904709 | Printing attachment for bag making machines | |||
| 1938859 | Bag making machine | |||
| 2229683 | Apparatus for maintaining register in multiunit presses | |||
| 2357201 | Drive for papermaking machines | |||
| 2453982 | Printing press compensator | |||
| 2521691 | Registration control device | |||
| 2544467 | Tension control system | |||
| 2637991 | Fabric treating system | |||
| 0782480 |