2. Beam expanders
2. Beam expanders
| Number | Date | Country | Kind |
|---|---|---|---|
| 40 2018 100 531 | May 2018 | DE | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| D165137 | Gorin | Nov 1951 | S |
| D215851 | Heininger | Nov 1969 | S |
| D306740 | Nichols | Mar 1990 | S |
| D377184 | Wells | Jan 1997 | S |
| D387787 | Palmer | Dec 1997 | S |
| D460095 | Yoneda | Jul 2002 | S |
| D779349 | Kobayashi | Feb 2017 | S |
| D779981 | Kobayashi | Feb 2017 | S |
| D845795 | Kim | Apr 2019 | S |
| D850947 | Vermillion | Jun 2019 | S |