| Number | Name | Date | Kind |
|---|---|---|---|
| 3578802 | Murphy et al. | May 1971 | |
| 3826883 | Foster et al. | Jul 1974 | |
| 3877701 | Foster et al. | Apr 1975 | |
| 4037842 | Breslow | Jul 1977 | |
| 4097047 | Ochi | Jun 1978 | |
| 4109916 | Breslow et al. | Aug 1978 | |
| 4190252 | Kindig | Feb 1980 | |
| 4221384 | Krynski | Sep 1980 | |
| 4243222 | Grabel et al. | Jan 1981 | |
| 4249736 | Rosenthal | Feb 1981 | |
| 4257604 | Grabel et al. | Mar 1981 | |
| 4260156 | Momura | Apr 1981 | |
| 4353553 | Krynski | Oct 1982 | |
| 4354681 | Garbark | Oct 1982 | |
| 4426081 | Fainzilberg | Jan 1984 | |
| 4429876 | Halliburton et al. | Feb 1984 | |
| 4438929 | Peters | Mar 1984 | |
| 4460175 | Krynski | Jul 1984 | |
| 4487416 | Peters | Dec 1984 | |
| 4508343 | Peters et al. | Apr 1985 | |
| 4773646 | Joos, Jr. et al. | Sep 1988 | |
| 4804186 | Moravec | Feb 1989 | |
| 4822046 | Kim et al. | Apr 1989 | |
| 4892309 | Kim et al. | Jan 1990 | |
| 4943061 | Grabel | Jul 1990 | |
| 4981298 | Lawlor et al. | Jan 1991 | |
| 5123647 | Lawlor et al. | Jun 1992 | |
| 5516103 | Lawlor et al. | May 1996 | |
| 5529294 | Nordman et al. | Jun 1996 |
| Entry |
|---|
| Pinball Drop Target (Williams) Photograph 1: Side view, target raised (Jul. 1998). |
| Pinball Drop Target (Williams) Photograph 2: Front view, target raised (Jul. 1998). |
| Pinball Drop Target (Williams) Photograph 3: Back view, target raised (Jul. 1998). |
| Pinball Drop Target (Williams) Photograph 4: Side view, target lowered (Jul. 1998). |
| Pinball Drop Target (Williams) Photograph 5: Front view, target lowered (Jul. 1998). |
| Pinball Drop Target (Williams) Photograph 6: Back view, target lowered (Jul. 1998). |
| Description of Prior Art Photographs 1-6, 2 pgs., date Jul. 1998. |