| | CLASS NOTES |
| 1 | DF | MAGNETIC SEPARATING MEANS {2} |
| 4 | DF | APPARATUS FOR SELECTIVE DIFFUSION OF GASES (E.G., SEMIPERMEABLE MEMBRANE, ETC.) {6} |
| 15 | DF | ELECTRIC FIELD SEPARATION APPARATUS (E.G., ELECTRICAL PRECIPITATOR, ELECTROSTATIC TYPE, ETC.) {17} |
| 101 | DF | CHROMATOGRAPHY TYPE APPARATUS {6} |
| 108 | DF | SOLID SORBENT APPARATUS {14} |
| 155 | DF | DEGASIFYING MEANS FOR LIQUID {13} |
| 221 | DF | COLD WALL-HOT WALL THERMAL DIFFUSION-TYPE SEPARATOR |
| 222 | DF | WITH MEANS TO ADD FRAGRANCE OR SCENT |
| 223 | DF | WITH STERILIZING MEANS {3} |
| 228 | DF | WITH MEANS USING LIQUID TO CLEAN SEPARATING APPARATUS {4} |
| 234 | DF | GAS AND LIQUID CONTACT APPARATUS FOR GAS SEPARATION INCLUDING MEANS TO REGENERATE, PURIFY, OR SEPARATE CONTACT LIQUID {4} |
| 243 | DF | WITH GAS AND LIQUID CONTACT APPARATUS {16} |
| 372 | DF | INCLUDING INLET MEANS FOR DIVERSE GAS OR SOLID FOR GAS TREATMENT {5} |
| 380 | DF | WITH SOUND DAMPING MEANS (I.E., NOISE ATTENUATION) {2} |
| 389 | DF | SONIC MEANS (I.E., USING SOUND WAVES) |
| 390 | DF | SHELF OR EDGE TYPE {3} |
| 396 | DF | WITH DRIP OR ESCAPING MATERIAL, OTHER THAN SEPARATED CONSTITUENT, COLLECTOR |
| 397 | DF | WITH CONTROL MEANS RESPONSIVE TO SENSED CONDITION FOR CONTROL OF GAS FLOW OR NONGASEOUS CONSTITUENT DISCHARGE {3} |
| 413 | DF | WITH SAMPLING MEANS |
| 414 | DF | WITH INSPECTION MEANS {2} |
| 417 | DF | WITH SIGNALS, INDICATORS, MEASURING, OR TESTING MEANS {6} |
| 424 | DF | WITH TIMING OR CHANGEABLE PROGRAMMING MEANS {2} |
| | ********************************* |
| | FOREIGN ART COLLECTIONS |
| | ********************************* |
| FOR 100 | DF | COLD WALL-HOT WALL THERMAL DIFFUSION TYPE SEPARATOR (55/209) |
| FOR 101 | DF | WITH AUTOMATIC CONTROL MEANS FOR GAS OR NONGASEOUS CONSTITUENT DISCHARGE (55/210) {3} |
| FOR 111 | DF | WITH LIQUID CONTACTING MEANS (E.G., GAS OR MEDIA CLEANING) (55/220) {16} |
| FOR 157 | DF | WITH INLET MEANS FOR DIVERSE FLUID OR SOLID FOR GAS TREATMENT (55/261) {5} |
| FOR 163 | DF | WITH HEATING OR COOLING MEANS FOR GAS, OR WITH INSULATION (55/267) {1} |
| FOR 166 | DF | WITH SAMPLING, WEIGHTING, TESTING, OR METERING MEANS (55/270) |
| FOR 167 | DF | WITH TIMING OR CHANGEABLE PROGRAMMING MEANS (55/271) {1} |
| FOR 170 | DF | WITH SIGNALS AND INDICATORS (E.G., INSPECTION MEANS) (55/274) {1} |
| FOR 172 | DF | WITH SOUND DAMPING OR ACOUSTICAL MEANS (I.E., NOISE ATTENUATION) (55/276) |
| FOR 173 | DF | SONIC TYPE (55/277) |
| FOR 174 | DF | SHELF OR EDGE TYPE (55/278) |
| FOR 175 | DF | WITH STERILIZING MEANS (55/279) |
| FOR 176 | DF | WITH DRIP OR ESCAPING MATERIAL COLLECTOR (NOT OF SEPARATED CONSTITUENT AS SUCH) (55/280) |
