U.S. patents available from 1976 to present.
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Patent No. 5983411

Toilet Tank Aquarium

A new toilet tank assembly aquarium for housing aquatic creatures.

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Class 60/334 - Having means to remove or insert flow guide means from or into motive fluid flow path


Subclass of Class 60 - Power plants
Definition: Apparatus having vane means which may be inserted into or
No. of patents: 2
Last issue date: 02/12/1980


NumberTitleIssue Date
4187679Device for inverting the direction of rotation of a driven shaft
In an oil-coupling arrangement for transferring the drive from a driving shaft to a driven shaft, particularly for the propulsion of ships, the improvement is disclosed wherein the oil cup system has switchable vanes which can be switched from one positio... 		02/12/1980
4043434Mechanically adjustable dual pocket hydromatic brake
A hydrokinetic action brake for particular use in controlling the speed of a hoisting drum used in the drilling of oil and gas wells. The brake includes dual pocketed stator and rotor assemblies with a cylindrical member movable within the pockets to adju... 		08/23/1977
 
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