|
| US4362922 | 26. Nov. 1980 | 7. Dez. 1982 | Standex International Corporation | Air make-up unit |
| US5401094 | 9. Aug. 1993 | 28. März 1995 | | Variably mounted recessed medicine cabinet |
| US5649391 | 23. Febr. 1996 | 22. Juli 1997 | | Embeddable mounting device and method |
| US5954411 | 22. Jan. 1998 | 21. Sept. 1999 | Robern, Inc., A Pennsylvania Corporation | Two-stepped cabinet |
| US6045105 | 22. März 1999 | 4. Apr. 2000 | Robern, Inc. | Removable convenience cup for holding articles within a cabinet |
| US6111197 | 4. Sept. 1998 | 29. Aug. 2000 | | Embeddable mounting device |
| US6113488 | 28. Mai 1998 | 5. Sept. 2000 | Safety Concepts Inc. | Method of retrofitting ventilation systems with security grilles |
| US6265657 | 1. Aug. 2000 | 24. Juli 2001 | Steel Block, Inc. | Embeddable mounting device |
| US6271468 | 12. Juni 2000 | 7. Aug. 2001 | Steel Block, Inc. | Embeddable mounting device with faceplate |
| US6388192 | 17. Nov. 2000 | 14. Mai 2002 | Steel Block, Inc. | Embeddable mounting device |
| US7722449 | 11. Febr. 2005 | 25. Mai 2010 | E.H. Price, Limited | Air channel grill for security institutions |
| USD268952 | 26. Nov. 1980 | 10. Mai 1983 | Standex International Corporation | Combined fresh air make-up and temperature control unit |
| USRE37981 | 26. Febr. 1999 | 11. Febr. 2003 | Steel Block, Inc. | Embeddable mounting device and method |