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The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 3987711 | Formation of laminated packaging blanks Laminated blanks for forming moisture-resistant packages are produced from a substrate, such as cardboard. A continuous web of substrate is perforated and fold lines formed. Perforated regions are stripped therefrom prior to laminating with moisture-resis... | 10/26/1976 |
| 3986913 | Method of repairing a crack in a pane of plate glass The invention provides for repairing a crack in a pane of plate glass caused by the impact of a hard object without removing the glass from its location by cutting out a section from the glass surrounding the crack and replacing it with a disc of a simila... | 10/19/1976 |
| 3985600 | Method for slitting a film A method and apparatus for slitting a moving thermoplastic film. A rotating slitting roll, provided with a plurality of spaced-apart heated blades circumferentially arranged in a pattern, presses the film against a backing member while the film is under t... | 10/12/1976 |
| 3979494 | Method of perforating thermoplastic film A plastic film packaging bag is fabricated with directionally tear-prone wicket mounting holes having a hole edge reinforcing bead of plastic selectively thinner in the desired tearing direction formed by a hot gas stream directed through shaped templates... | 09/07/1976 |
| 3970495 | Method of making a tubular shaft of helically wound filaments A tubular member which is ideally suited as a drive shaft for transmitting power from an engine to a remote station such as the drive shaft for a helicopter tail rotor or a remotely mounted propeller or rotor and a method of fabricating said member. The t... | 07/20/1976 |
| 3969458 | Pricker roll A pricker roll used with a machine for calendering reinforcement tire cords with rubber material. The pricker roll produces a pattern of cuts in the thin sheets of rubber material to allow the escapement of air entrapped in the material during the sheet-f... | 07/13/1976 |
| 3966526 | Process for making resilient laminar panel An improved decorative resilient laminar panel and the method of fabricating said panel which is characterized by its shape-retaining compound contour and selected embossments over predetermined areas thereof and which comprises a perforated thermoplastic... | 06/29/1976 |
| 3963550 | Grain door and method of making A grain door and method of making the same wherein thin metallic straps having arcuate ends are partially adhesively secured to a double-face corrugated medium, and wherein the straps may be equipped with novel fittings for extension bands and are also ad... | 06/15/1976 |
| 3959054 | Process for the production of textile fiber fleeces reinforced with expanded netting A process is disclosed in which a layer of textile fibers is applied to an expanded net formed from foils and consisting of two components, one of which is superimposed upon the other and one of which has a softening temperature substantially different fr... | 05/25/1976 |
| 3958051 | Composite label web and method of making same Disclosed are a method of making composite label webs and also composite webs made by practicing the method. The disclosed method includes the steps of providing a relatively wide composite web having a web of pressure-sensitive label material releasably ... | 05/18/1976 |
| 3956049 | Continuous business form or the like adapted for subsequent processing into original indicia bearing lottery tickets, envelopes or the like A continuous business form which includes a series of connected blanks adapted to be subsequently processed into multi-ply lottery tickets, envelopes or like articles, is produced from an endless web of sheet material. Each blank is developed from an odd ... | 05/11/1976 |
| 3953274 | Magnetically actuable element and method of making A middle tape punched to receive magnets is provided first with a tape on one side then with magnets in the punched apertures and then with a tape on the other side to provide a source of a series of magnetically actuable elements.... | 04/27/1976 |
| 3941640 | Method of producing a high temperature gasket structure A high temperature gasket structure particularly useful in automotive carburetors but useful in other applications in which the gasket body is formed from a special type of semirigid asbestos board having a minimal elastomeric binder content, and with the... | 03/02/1976 |
| 3939892 | Making insulator gaskets Methods for forming heat-insulative gasket structures permitting the selective variance of components thereof whereby high torque retention, heat-insulative and fluid-tight sealing characteristics are obtained in an internal combustion engine between the ... | 02/24/1976 |
| 3932253 | Method for forming a magnet pattern on magnetic memory circuit cards A sheet of magnetic material is placed over a surface of a malleable carrier and stuck with a multi-projectioned punch. Each projection of the punch removes a wafer of the magnetic material from the sheet of magnetic material, and embeds the wafer into th... | 01/13/1976 |
