U.S. patents available from 1976 to present.
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Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

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Class 138/41 - With screen


Subclass of Class 138 - Pipes and tubular conduits
Definition: Pipes which have a screen in the line of flow in addition
No. of patents: 81
Last issue date: 05/13/2008


    3  
NumberTitleIssue Date
3945402Laminar flow pipe system
A pipe system for conveying fluids having a straight pipe section with a Reynolds number exceeding 2200 by reason of the critical values of interior surface roughness of the pipe and of turbulence at the pipe section inlet, such values being defined, resp...
03/23/1976
    3  
 
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