I simply meant that I would consider the assembly of the calculator to be the 'making' of them. My interpretation of the argument I am countering is that the parts are from elsewhere and, therefore, the calculator was not made in Michael's apartment; however, those parts were made from other parts, which were made from other parts, and so on.
I've read no recent novels, but I was refering to this: https://en.wikipedia.org/wiki/Turtles_all_the_way_down