Referenced by|
| US4441640 | 30 Mar 1983 | 10 Apr 1984 | | Non-spillable drinking container | | US4602557 | 13 Jul 1984 | 29 Jul 1986 | | Liquid brewing cup | | US6502715 | 5 Dec 2001 | 7 Jan 2003 | | Drinking receptacle | | USD263916 | 10 Aug 1979 | 20 Apr 1982 | | Splash dampening cup | | USD342419 | 8 Jun 1992 | 21 Dec 1993 | | Adjustable egg cup |
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