| Number | Name | Date | Kind |
|---|---|---|---|
| D257426 | D'Alo | Oct 1980 | S |
| 4479599 | Conrad | Oct 1984 | A |
| D277554 | Chabot | Feb 1985 | S |
| D313547 | Buckles | Jan 1991 | S |
| D355067 | Pytlewski | Feb 1995 | S |
| 6353975 | Phillips | Mar 2002 | B1 |
| D515408 | Cheung | Feb 2006 | S |
| D537708 | Leung | Mar 2007 | S |
| D615385 | Arendt | May 2010 | S |
| D625579 | Lee | Oct 2010 | S |
| D665963 | Liljedahl | Aug 2012 | S |
| D672230 | Laverack | Dec 2012 | S |
| D697447 | Kelleghan | Jan 2014 | S |
| D729616 | Rothbaum | May 2015 | S |
| D767248 | Rogers | Sep 2016 | S |
| D814906 | Pine | Apr 2018 | S |
| D821246 | Akana | Jun 2018 | S |
| D827491 | Halpern | Sep 2018 | S |
| D840787 | Pine | Feb 2019 | S |
| D859957 | Flederbach | Sep 2019 | S |
| D863095 | Akana | Oct 2019 | S |
| D874905 | Gaddy | Feb 2020 | S |
| D883772 | Maraia | May 2020 | S |
| D912403 | Makris | Mar 2021 | S |
| D929851 | Deng | Sep 2021 | S |
| D968936 | Liu | Nov 2022 | S |
| D969591 | Oliveros | Nov 2022 | S |
| D996395 | Johnson | Aug 2023 | S |
| Entry |
|---|
| Roto Hammer Pole Tools: https://ceasattachments.com/product/roto-hammer-pole-tools/, accessed Sep. 20, 2021, 1 page. |