| 2784132 | Air permeable fibrous batt | |||
| 2768922 | Method of securing ribbon films to slide fastener tapes | |||
| 2678591 | Machine for manufacture of rectangular containers | |||
| 2633440 | Double-face adhesive tape and protective cover therefor | |||
| 2536442 | Container | |||
| 2521984 | Fibrous unit | |||
| 2505175 | Air filter | |||
| 2378839 | Filter for inspirators | |||
| 2139626 | Paper container for fluid | |||
| 2124370 | Interiorly supported filter pad | |||
| 1874734 | Filter pad |