The broken line subject matters in
The broken line subject matters in
| Number | Date | Country | Kind |
|---|---|---|---|
| 2017-007093 | Apr 2017 | JP | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 1506926 | Gunter | Sep 1924 | A |
| D95170 | Baumgard | Apr 1935 | S |
| D207279 | Sellen | Mar 1967 | S |
| D270265 | Kircher | Aug 1983 | S |
| D557490 | Fedon | Dec 2007 | S |
| D816325 | Wei | May 2018 | S |