The broken lines shown in the drawings depict unclaimed environmental structure.
The broken lines shown in the drawings depict unclaimed environmental structure.
Number | Date | Country | Kind |
---|---|---|---|
2008-010239 | Apr 2008 | JP | national |
Number | Name | Date | Kind |
---|---|---|---|
2611068 | Wellens | Sep 1952 | A |
2931880 | Yaffe | Apr 1960 | A |
D279815 | Yuen | Jul 1985 | S |
4849606 | Martens et al. | Jul 1989 | A |
D345787 | Martin | Apr 1994 | S |
5478505 | McElfresh et al. | Dec 1995 | A |
5521357 | Lock et al. | May 1996 | A |
5527493 | McElfresh et al. | Jun 1996 | A |
D373416 | Ford et al. | Sep 1996 | S |
D375713 | Alamian | Nov 1996 | S |
D396275 | Pearson | Jul 1998 | S |
D460542 | Li | Jul 2002 | S |
D543614 | Chen | May 2007 | S |