| 100-151 | 67177 | ZENITH ELECTRONICS CORPORATION |
| 48 | 08108 | LAMP INDUSTRY FOR USE WITH INDUSTRY DESIGNATIONS AND ABBREVIATIONS FOR LAMPS |
| 48 | 08806 | GENERAL ELECTRIC CO MINIATURE LAMP PRODUCTS DEPT LIGHTING BUSINESS GROUP |
| 48 | 24446 | GENERAL ELECTRIC COMPANY |
| 48 | 52361 | COMMUNICATION SYSTEMS DIV NORTH AMERICAN PHILIPS CORP |
| 48 | 62607 | PHILIPS ELECTRONICS NORTH AMERICA CORPORATION DBA PHILIPS LIGHTING DIV PHILIPS LIGHTING COMPANY |
| 48 | 95263 | LIGHTING COMPONENTS AND DESIGN INCORPORATED DBA LC&D |
| 7936820-405 | 70040 | GENERAL MOTORS CORP AC ROCHESTER DIV |
| 87-0319 | 63409 | TREMETRICS INC DIV OF FINNIGAN |
| LTX48 | 61342 | LAMPTRONIX CO LTD |
| PL48 | 58451 | PRECISION LAMP INC |
| S-48 | 58815 | SHOKAI FAR EAST LTD. |