Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 4274236 | High stiffness cellular plastic siding A high stiffness siding for use on the exterior surfaces of buildings, particularly houses, in an overlapping pattern, is formed of unitary structural foam plastic, preferably polyvinyl chloride, with integral reinforcing ribs on its internal surface. The... | 06/23/1981 |
| 4229916 | Building panel A building panel having one side complementary to manufactured siding and a flat other side whereby on fastening of the building panel to a structure over manufactured siding the one side of the panel is flush with the manufactured siding while the other ... | 10/28/1980 |
| 4197834 | Solar energy collector and associated methods adapted for use with overlapped roof shingles on the roof of a building A method and apparatus for collecting solar energy adapted for use with overlapped roof shingles on the roof or side of a building comprising thin flexible metal plates interposed between the overlapped shingles in heat transfer relation therewith such th... | 04/15/1980 |
| 4192116 | Taped and double glued rubber joint A taped and double cemented or glued rubber joint for use in connecting together the lapped cemented ends of adjacent cured rubber membranes in a roof construction, and for giving protection thereto. The lapping ends of the cured rubber membranes are seal... | 03/11/1980 |
| 4185436 | Metal shingle roof traditional design A sheet metal starter shingle and a sheet metal roof covering employing the starter shingles. The starter shingle has an upwardly sloping top edge upon which a plurality of rectangular sheet metal roofing shingles can be mounted in a row. Each starter shi... | 01/29/1980 |
| 4110950 | Insulating double glass pane An insulating double glass pane which is intended particularly for glazing roofs such as the roofs of hothouses comprises a first pane and a second pane spaced apart from each other with spacer pieces between them around their edges. The first pane has a ... | 09/05/1978 |
| 4096011 | Method of manufacturing exterior siding A method of manufacturing an exterior facing layer for vinyl siding, including molding a pattern of depressions and protuberances into a sheet of a thermoplastic polymer simulating cedar shake shingles, and concurrently molding an extension to the molded ... | 06/20/1978 |
| 4082885 | Fire resistant asphalt roofing shingles A fire resistant and weathering resistant shingle or surface covering material ecologically desirable in its utilization of disposable glass is disclosed. The shingle has an asphalt coating with specified characteristics, and the asphalt coating contains ... | 04/04/1978 |
| 4061813 | Combination sheathing support - member building product A wood-base building component of cellulosic particles and/or fibers and adhesive binder is, in a single pressing operation, molded into an integral product of sheathing and support members for use in constructing wood-frame buildings. The dies utilized d... | 12/06/1977 |
| 4040867 | Solar cell shingle A solar cell shingle may be made of an array of solar cells on a lower portion of a substantially rectangular shingle substrate made of fiberglass cloth or the like. The solar cells may be encapsulated in flourinated ethylene propylene (FEP) or some other... | 08/09/1977 |
| 4023321 | Layered roofing shingle with dead-air space A roofing shingle consisting of an upper layer of composition roofing material, a lower layer of waterproof roofing felt, and an intermediate layer spacing the upper and lower layers apart, all of the layers being firmly bonded together. The intermediate ... | 05/17/1977 |
| 3937640 | Process for manufacturing a waterproofing assembly of laminated bituminous roofing membranes A novel self-adhesive type multi-layer laminated bituminous roofing membrane suitable for the formation of the roofing or waterproofing layer on roofs, floors and the like is provided. It comprises a base sheet of a sheet-like material, one or more bitume... | 02/10/1976 |
