The broken line circles of
The broken line circles of
Number | Name | Date | Kind |
---|---|---|---|
D31861 | Copeland | Nov 1899 | S |
3730048 | Okada | May 1973 | A |
D320805 | Sassmannshausen et al. | Oct 1991 | S |
D363755 | Diederich | Oct 1995 | S |
D413791 | May | Sep 1999 | S |
D572998 | Crain et al. | Jul 2008 | S |
7717015 | Nilsen et al. | May 2010 | B2 |
D638695 | Woodrow et al. | May 2011 | S |