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Karl Marx
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| Number | Title | Issue Date |
| 5307993 | Rotary sprinkler A rotary sprinkler is provided having a stationary base portion, with a water inlet for attachment to a conventional garden hose, and a vertically oriented water outlet having a body portion rotatably secured thereto. A plurality of generally cylindrical ... | 05/03/1994 |
| 5222864 | Ceiling fan A ceiling fan is provided, having an electric motor with separate stationary and rotating members, the outer extremities of the rotating member being defined by upper, lower, and side surfaces, with a plurality of radially extending blades being secured t... | 06/29/1993 |
| 5168632 | Automotive wheel alignment method and apparatus An automobile wheel alignment method and apparatus are provided for duplicating the pre-determined readings for the parameters of camber, caster, and toe, and allowing for the precise adjustment of such parameters at a location remote from the conventiona... | 12/08/1992 |
| 5163274 | Deck mounting system for riding lawn mower A cutting deck mounting system for use on a riding lawn mower is disclosed, having a front linkage attached to a front portion of the cutting deck and to the frame of the mower, a plurality of mounting brackets disposed on the rear axle housing, a rear li... | 11/17/1992 |
| 5149153 | Self-disengaging locking device An automatically disengaging locking device is provided for use on a container having a hinged lid pivotable between open and closed positions. The locking device consists of a housing mounted to the side surface of the container, and a latch securable to... | 09/22/1992 |
| 5143299 | Spray gun A spray gun for use with a source of pressurized liquid provided through a supply hose is disclosed having a body with hose connection means at the rear portion thereof and a pistol grip-style handle extending therefrom. The body has a longitudinally pass... | 09/01/1992 |
| 5138825 | Riding mower having a pedal operated height adjustment mechanism, air assisted discharge, and improved hydrostatic shift linkage A riding mower is provided having a generally conventional engine, seat, frame, cutting deck and hydrostatic transmission. The cutting deck may be vertically adjusted for a plurality of cutting height settings, and may be locked in its uppermost setting a... | 08/18/1992 |
| 5131427 | Pilot operated relief valve A pilot operated, balanced piston relief valve is provided with a body having a flow passageway therethrough and a main valve disposed therein, a pilot valve secured to the body and responsive to the pressure of fluid within the flow passage through the b... | 07/21/1992 |
| 5110261 | Fan blade A ceiling fan blade is provided having a generally rigid unitary frame, with three areas for secure attachment to a conventional blade iron providing three points of attachment. A flexible, weather-resistant cover is removably secured to the frame by hook... | 05/05/1992 |
| 5048446 | Harness for securing a fender to a boat A harness for securing a fender to a boat, particularly a competition ski boat, is disclosed which includes an elongated strap member having at least two shorter strap members transversely disposed across one end of the elongated member to retain the boat... | 09/17/1991 |
| 5044962 | Terminal block A terminal block having a front face and a rear face is provided. An array of counterbores are formed in the terminal block which extend between the faces and define abutment surfaces therein. The counterbores are positioned so that the portion of greater... | 09/03/1991 |
| 4978070 | Pulsating sprinkler A pulsating sprinkler incorporating a three-position trip mechanism facilitating forward/reverse rotation and continuous rotation. The trip mechanism includes a trigger for reversing direction of rotation of the sprinkler, a latch for engaging an impact a... | 12/18/1990 |
| 4911358 | Temperature recovery system for an electronic programmable thermostat A method of controlling a multistage heating system so as to minimize the energy required to bring the temperature of a predetermined volume of space to a predetermined temperature level is provided. The multistage heating system includes an energy effici... | 03/27/1990 |
| 4881686 | Temperature recovery display device for an electronic programmable thermostat A programmable thermostat for an air conditioning system for a predetermined volume of space is provided which includes a digital memory for storing a plurality of program times and program temperatures corresponding to the program times, a sensor for sen... | 11/21/1989 |