| 601 | INFERNO | Company Product |
| 602 | INFA-JET | Company Product |
| 603 | INERTIA | Company Product |
| 604 | INESA | Company Product |
| 605 | INET | Company Product |
| 606 | INERGEN | Company Product |
| 607 | INELTEC | Company Product |
| 608 | INECO | Company Product |
| 609 | INDUSTRIE MECCHANICHE | Company Product |
| 610 | INDUSTRIAS PENALVER | Company Product |
| 611 | INDUSTRONICS | Company Product |
| 612 | INDUVIL | Company Product |
| 613 | INDUSTRIAL SCIENTIFIC CORPN | Company Product |
| 614 | INDUSTRIAL TEST SYSTEMS | Company Product |
| 615 | INDUSTRIAL SCIENTIFIC OLDHAM | Company Product |
| 616 | INDUSTRIAL TECTONICS | Company Product |
| 617 | INDUSTRIAL SCIENTIFIC CORP. | Company Product |
| 618 | INDUSTRIAL NUCLEAR | Company Product |
| 619 | INDUSTRIAL SCIENTIFIC | Company Product |
| 620 | INDUSTRIA | Company Product |
| 621 | INDUSTRIAL CONTAINERS | Company Product |
| 622 | INDUSTRIAL MAGNETICS INC | Company Product |
| 623 | INDUSTRIAL DRIVE | Company Product |
| 624 | INDUSTRI-ALL | Company Product |
| 625 | INDUKEY | Company Product |
| 626 | INDUS | Company Product |
| 627 | INDUPLEX | Company Product |
| 628 | INDPROBLAST | Company Product |
| 629 | INDUFIL | Company Product |
| 630 | INDOCAFE | Company Product |