The broken lines in the drawings represent unclaimed environmental subject matter.
The broken lines in the drawings represent unclaimed environmental subject matter.
| Number | Name | Date | Kind |
|---|---|---|---|
| 588146 | Havecotte | Aug 1897 | A |
| 591315 | Wilson | Oct 1897 | A |
| 658295 | Sullivan | Sep 1900 | A |
| 1049653 | Blackburn | Jan 1913 | A |
| 1425341 | Sanders | Aug 1922 | A |
| 1751807 | Ford | Mar 1930 | A |
| 2239562 | Kennedy | Apr 1941 | A |
| D244251 | McCallum | May 1977 | S |
| 4360053 | Buckner | Nov 1982 | A |
| D415832 | Schubert | Oct 1999 | S |
| D543765 | Allen | Jun 2007 | S |
| 7717704 | Burtea et al. | May 2010 | B2 |
| 20060260604 | Hata | Nov 2006 | A1 |
| Number | Date | Country |
|---|---|---|
| 59097456 | Jun 1984 | JP |