No drawing figures showing a bottom view are provided, as the bottoms of the acoustic building elements are flat and include no surface ornamentation.
No drawing figures showing a bottom view are provided, as the bottoms of the acoustic building elements are flat and include no surface ornamentation.
| Number | Date | Country | Kind |
|---|---|---|---|
| 006691028-0007 | Aug 2019 | EP | regional |
| 006691028-0008 | Aug 2019 | EP | regional |
| 006691028-0009 | Aug 2019 | EP | regional |
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|---|---|---|---|
| D195460 | Lanz | Jun 1963 | S |
| D201880 | Radcliffe | Aug 1965 | S |
| D206436 | Hurban | Dec 1966 | S |
| D207055 | Gorka | Feb 1967 | S |
| D238573 | Goldman | Jan 1976 | S |
| D618364 | Schrom | Jun 2010 | S |
| D714968 | Martin | Oct 2014 | S |
| 8960367 | Leclerc | Feb 2015 | B1 |
| 9058799 | Algargoosh | Jun 2015 | B2 |
| 9260863 | Thun | Feb 2016 | B2 |
| 9322165 | Luhtala | Apr 2016 | B2 |
| 9624662 | Hall | Apr 2017 | B1 |
| D806905 | Kitajima | Jan 2018 | S |
| D806906 | Kitajima | Jan 2018 | S |