Number | Name | Date | Kind |
---|---|---|---|
3544253 | Bloom et al. | Dec 1970 | A |
4095348 | Kramer | Jun 1978 | A |
4250627 | Järvenp{umlaut over (aa)} | Feb 1981 | A |
4438568 | Kramer et al. | Mar 1984 | A |
4668100 | Murakami et al. | May 1987 | A |
4733383 | Waterbury | Mar 1988 | A |
D308488 | Iden | Jun 1990 | S |
D310787 | Iden | Sep 1990 | S |
D310970 | Iden | Oct 1990 | S |
D316983 | Houlihan | May 1991 | S |
D360369 | Wong et al. | Jul 1995 | S |
5438555 | Kim | Aug 1995 | A |
5600611 | Kamens | Feb 1997 | A |
D386097 | Lindman et al. | Nov 1997 | S |
D386983 | Houlihan | Dec 1997 | S |
D389069 | Steinhagen et al. | Jan 1998 | S |
5734625 | Kondo | Mar 1998 | A |
D400450 | Cummings et al. | Nov 1998 | S |
D401168 | Wallberg | Nov 1998 | S |
5845235 | Luukkanen et al. | Dec 1998 | A |
6011755 | Mulhall et al. | Jan 2000 | A |
6144619 | Reisman | Nov 2000 | A |
D442496 | Haupt | May 2001 | S |
Number | Date | Country |
---|---|---|
351225 | Dec 1960 | CH |