| 1291 | Metallurgical Analysis Equipment | Company Product |
| 1292 | Metallurgical Microscopes | Company Product |
| 1293 | Metalworking Fluids | Company Product |
| 1294 | Metalworking Lathes | Company Product |
| 1295 | Meteorological Instruments | Company Product |
| 1296 | Meter | Company Product |
| 1297 | Meter 330 Series | Company Product |
| 1298 | Meter 340 Bn/mb Btu | Company Product |
| 1299 | Meter 340lw Series Lonworks� | Company Product |
| 1300 | Meter 340n2 Series Metasys | Company Product |
| 1301 | Meter 380 Series Btu | Company Product |
| 1302 | Meter 900 Series | Company Product |
| 1303 | Meter B1500 Turbine | Company Product |
| 1304 | Meter B1750 Positive | Company Product |
| 1305 | Meter Calibration | Company Product |
| 1306 | Meter Dfx Doppler Ultrasonic | Company Product |
| 1307 | Meter Dxn Portable Hybrid | Company Product |
| 1308 | Meter Exact | Company Product |
| 1309 | Meter Ez-View | Company Product |
| 1310 | Meter Floclean Sanitary Turbine | Company Product |
| 1311 | Meter Gas | Company Product |
| 1312 | Meter Gauges | Company Product |
| 1313 | Meter Glass | Company Product |
| 1314 | Meter Hot Tap Flow | Company Product |
| 1315 | Meter Industrial | Company Product |
| 1316 | Meter Industrial Oval | Company Product |
| 1317 | Meter Insertion Style Flow | Company Product |
| 1318 | Meter Loflo | Company Product |
| 1319 | Meter M1000 Electromagnetic | Company Product |
| 1320 | Meter M2000 Electromagnetic | Company Product |