| 1MT20BP | 88204 | GTE PRODUCTS CORP SYLVANIA MINIATURE LIGHTING DIV |
| 1MT20BP120 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
| 1MT20BP120V | 08108 | LAMP INDUSTRY FOR USE WITH INDUSTRY DESIGNATIONS AND ABBREVIATIONS FOR LAMPS |
| MS25015-1 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| W-L-101 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |