Tech-Quiz 6: A Square Peg in a Round Hole?

JF Ptak Science Books  Quick Post

Or is it a round hole fitted around a square peg?  And what is it that is patentable about what follows?

Answer in "continue reading", below:

The answer is remarkably simple, but evidently it was worth issuing a patent for, as just about anything is so long as you are the first to it, as the inventor basically says in the second-to-last paragraph: As we can see again in a more-modern patent for a "color matching card"--its Figure 2 and Figure 3 that I really like:

 

Comments

[Ray Girvan]

John, I just dug out some more on this topic. See Fitting designs: http://jsbookreader.blogspot.com/2012/01/fitting-designs.html

[John F. Ptak]

Thanks very much again, Ray, for your thoughtful addition--actually, it is more of an explanation to this image as I offered none! Your insights are always welcomed.