Bizarre Patents
Crispy Chip Sandwich and Process of Producing a Sandwich Product
A food product comprising a multilayer cookie or snack having outer layers formed from a crispy type edible food product such as a potato chip or corn chip, etc. with an intermediate marshmallow layer being in contact with the inner surface of each crispy chip and one or more filler substances.
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| Number | Title | Issue Date |
| 4767033 | Manually operated gear pump spray head A spray head containing a gear pump for drawing liquid from a container and forcing same out of a nozzle. The gear pump comprises a pair of operatively engaged gears each rotatable about horizontal axes transverse to the axis of the nozzle. A ratchet whee... | 08/30/1988 |
| 4671231 | Unidirectional rotary piston internal combustion engine The unidirectional piston internal combustion engine is composed of a stator and a rotor. Annular grooves are cut on the rotor. Each groove is partitioned with a revolving valve gate to form into one "cylinder" between the rotor and the stator. Pistons ar... | 06/09/1987 |
| 4154208 | Rotary engine Rotary engine having an annular space formed between the housing and the rotor, the annular space being divided into an intake-compression chamber and air expansion-exhaust chamber.... | 05/15/1979 |
