|
| US3943889 | 28 Mar 1975 | 16 Mar 1976 | | Heat distributing tanks for retarding surface freezing |
| US3952446 | 8 Aug 1974 | 27 Apr 1976 | | Toy having loosely mounted cylinders and slidable striker |
| US4022147 | 22 Oct 1975 | 10 May 1977 | Whirlpool Corporation | Flywheel impelled cycle signal for appliance |
| US4177984 | 17 Feb 1978 | 11 Dec 1979 | Mattel, Inc. | Captive flying toy airplane having simulated motor sounds |
| US4297808 | 6 Jun 1980 | 3 Nov 1981 | Arco Industries Ltd. | Tethered toy for orbital movement |
