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| Number | Title | Issue Date |
| 4390164 | Press lock system for railing construction This invention consists of a method and components for the construction of railing in general, and balcony railing, in particular. The railing which is of the usual type, having an upper hand rail and a bottom base or footrail with equally spaced baluster... | 06/28/1983 |
| 4375928 | Flexible concrete for soil erosion prevention This invention consists of a flexible type of concrete guard against the erosion of soil by flowing waters and wave action. It consists of rows of comparatively small, identical concrete blocks which form rectangular sections which are placed upon the gro... | 03/08/1983 |
| 4350568 | High efficiency water distillation apparatus This invention is an apparatus for water purification by distillation. It consists of an upper compartment which is its primary condenser, and a lower compartment which stores the unpurified cold and partly heated water and a heating unit which changes th... | 09/21/1982 |
| 4324413 | Unicycle with water balance This invention consists of a unicycle having a rubber tire equipped double wheel, located within a light adjustable body which serves as a seat and a handle for holding onto. It is further equipped with a water container located between the double wheel, ... | 04/13/1982 |
| 4324408 | Ice to roller skate converter A device for converting boot-attached ice skates into roller skates and having a casing which fits over the skate, and is buckled to it at about its center by a belt and is attached to the blade at its rear by means of an elasticized band or spring which ... | 04/13/1982 |
| 4278223 | Self supporting stand for hand held hair drier This invention consists of combining a vertical stand with a standard hand held hair drier to convert the hand drier into a self supporting one. The stand is made into telescopic components for height adjustment; and the drier is attached to the stand, at... | 07/14/1981 |
| 4223980 | Safety reflector for freight cars This invention consists of a light reflecting sign for attachment to railway cars for the prevention of accidents when such cars are stalled or parked across minor, poorly lit country roads. It is in the shape of a horizontal "X" resembling a "railway cro... | 09/23/1980 |
| 4203356 | Baffle for gas heater vents This invention is an enclosure for the part of a gas heater vent which protrudes on the outside of a wall of the building in which the gas heater is installed. It consists of a sheet metal rectangular baffle which encloses the front, sides, and part of th... | 05/20/1980 |
| 4158420 | Air and moisture barrier for electrical outlet boxes This invention consists of a transparent non-inflammable plastic container the purpose of which is to enclose an electrical outlet box to prevent air and water or moisture from entering into or passing through such box. The container is in the form of a r... | 06/19/1979 |
| 4131310 | Compact camping rig This invention is a camping rig attachable to the rear of a van. It consists of a central open bottom rectangular box with a hinged open end wing at each side thereof; each wing containing half of a canvas tent. A door enclosed cupboard is located at one ... | 12/26/1978 |
| 4126401 | Combination sudser and rinser brush This invention consists of a device for washing and rinsing any items from small dishes to large cars. It is made up of a hollow cylindrical body having a long neck at the front thereof which terminates into a hollow circular perforated chamber which form... | 11/21/1978 |
| 4126290 | Radio antenna bracket This invention is a bracket for supporting a truck cab radio antenna. Its main characteristic is its simple, rapid, and easy attachability and detachability to and from the outside rear-view mirror bracket. It consists of a tube of about the same height a... | 11/21/1978 |
| 4105357 | Carbide insert cutting tool This invention is a tool for light machining or finishing of metals in profile machining operations. It consists of a cylindrical shank which terminates at its top in a narrow flared out head which is provided with one or more equally spaced open top and ... | 08/08/1978 |
| 4103670 | Fireplace heat intensifier This invention consists of a device which is inserted into the top of a fireplace for the purpose of increasing its heating capacity. It consists of a "U" shaped tube of rectangular cross-section, having a flat rear section with diverging arms which bend ... | 08/01/1978 |
| 4085530 | Back hoe ripper-trencher converter This invention consists of a device which is attached to the pavement ripper of a back-hoe machine in order to convert the ripper into a combined ripper and trench digger so that the ripping of the pavement and the subsequent digging of the trench is acco... | 04/25/1978 |
| 4061111 | Automatic chinchilla sander and cleaner This invention consists of an automatic device used in the raising of chinchillas to allow the animals to sand themselves in a bath of sand, and at the same time to clean said sand from the animal feces. The device consists of a stationary, vertical, circ... | 12/06/1977 |
| 4059072 | Automatic aquarium lighting and fish feeding device This invention consists of a device for automatic fish feeding, and lighting of aquariums. It consists of a plate which fits over the top of an aquarium. On its top the plate is equipped with a timer, the rotating face of which is provided at its rim with... | 11/22/1977 |
| 4058049 | Anchor rope This invention consists of a weight loaded rope for attachment to an anchor for the purpose of increasing the weight of the anchor without increasing its size. It consists of providing a flexible strand or strands of a heavy metal to be included with the ... | 11/15/1977 |
| 4047385 | Solar to electrical energy converting system This energy system comprises a metal sphere equipped on the outside thereof with two centrally located arc-shaped and pivoted arms which meet on the top of the sphere and are joined by means of a spring loaded connection. Each of said arms consists of a b... | 09/13/1977 |
| 4016615 | Canoe portaging kit This invention consists of a kit for facilitating the portage of canoes. The kit contains two identical spring loaded telescopic rods which attach spaced and parallel to each other to and between the central bar of the canoe and and any other strut on eit... | 04/12/1977 |
| 4014118 | Interchangeable sign This invention relates generally to signs such as are used for house numbers, door plaques, and other identification items, and particularly to the type of signs in which the number or letters are removable and replaceable. The novelty of this invention r... | 03/29/1977 |
| 4002250 | Automatic unloading metal pickling rack This invention consists of a metal plate pickling rack which eliminates manual handling at several stages of the pickling operation, and provides a safety factor for the operator against contact with the pickling acid. The rack consists of an acid resisti... | 01/11/1977 |
| 3994652 | Combined rolling pin and dough cutter This invention consists of a combined rolling pin and dough cutter. It is made up mainly of a central shaft provided with a handle at each end, and a series of abutting cylindrical rollers, all of the same diameter, rotate freely upon the central shaft to... | 11/30/1976 |
| 3963137 | Vehicle for handling multi-furrow plough This invention consists of a vehicle for handling multi-furrow ploughs, which are very heavy and are equipped with only one wheel in the rear, when not attached to a tractor during operation. It consists of a two wheeled cart provided with two hooks attac... | 06/15/1976 |
