Patent Grant
D542780
FIG. 1 is a top perspective view of a front portion of a diaphragm of the present invention;
FIG. 2 is a bottom perspective view thereof; and,
FIG. 3 is a top view thereof with a surround.
The ornamental design which is claimed is shown in solid lines in the drawings. Any broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.
| Number | Name | Date | Kind |
|---|---|---|---|
| 1351285 | Chess | Aug 1920 | A |
| 1608046 | Stanley | Nov 1926 | A |
| D192036 | Chess | Jan 1962 | S |
| 3264120 | Westcott | Aug 1966 | A |
| D230829 | Roper | Mar 1974 | S |
| D241802 | Beaubian | Oct 1976 | S |
| D251176 | Lewis | Feb 1979 | S |
| D318420 | Amelse | Jul 1991 | S |
| 5240150 | Palmon | Aug 1993 | A |
| D393980 | Kellermann | May 1998 | S |
| D424941 | Boutour | May 2000 | S |
| D451347 | Kleckauskas et al. | Dec 2001 | S |
| D473098 | Wingeier | Apr 2003 | S |
| D473245 | Heitmann | Apr 2003 | S |
| 6648138 | Kelly | Nov 2003 | B1 |
