Machine producers - page 107
| CHORZOW | 1 | |
| CHRISTEN | 1 | |
| Ciblat Foubert | 1 | |
| CIM Tech | 1 | |
| CIMA | 1 | |
| CIMAT | 1 | |
| CINCINNATI ARROW | 1 | |
| CINCINNATI GILBERT | 1 | |
| CINCINNATI LAMB | 1 | |
| CINCINNATI MAG | 1 | |
| CIT | 1 | |
| Citizen Cincom | 1 | |
| CITRON | 1 | |
| CK6166 | 1 | |
| CKD | 1 | |
| CKM | 1 | |
| CLAUSING COVEL | 1 | |
| CLAUSING MASTIFF | 1 | |
| CLAUSING NARDINI | 1 | |
| Clever | 1 |
