Blue Jeans Button?

[JccEldreth]

Says, Patent 2.4.1 on front
4th photo is not related, for some reason I can not remove it!

 

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[HuntinDog]

Yes
Looks like a common jeans button.
As far as who made it or when... that's just a guess at mid 20th century.

You might get better responses with better lighting on the button.