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Karl Marx
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| Number | Title | Issue Date |
| 7243614 | Modular animal enclosure A modular animal enclosure includes a housing comprising a top portion affixed to a base portion to form a sheltered interior. The housing includes a door aperture and a climate conditioning aperture. A remove ably attachable climate conditioning unit is installed o... | 07/17/2007 |
| 7086855 | Apparatus having improved wind resistance that is a synergistic combination of a windshield and a brooder heater pilot assembly The invention is an apparatus that is a synergistic combination of a windshield and a pilot light assembly for a gas burner heater. The apparatus provides reliable operation of the gas burner heater in high air flow conditions, where the air flow would normally caus... | 08/08/2006 |
| 5690055 | Table-top incubator A small incubator designed to hatch a small number of eggs of chickens, game birds or the like. The incubator is designed to be used on a table top or similar stand, and includes a device for rolling the eggs as well as a heating unit and circulating devi... | 11/25/1997 |
| 4888468 | Brooder lamp A brooder lamp for small animals, especially pigs, has a stainless steel reflector housing a bulb socket and a resilient metal plate extending across the reflector, in front of the socket. An opening in the plate is sized to pass the narrow neck of the bu... | 12/19/1989 |
| 4249065 | Bird cage heater A bird cage heater includes a housing divided by a partition into an upper lamp compartment and a closed lower control compartment. The upper compartment has reflective internal walls and an open front. An electric light bulb is mounted in the upper compa... | 02/03/1981 |