Traitel Marble Co. v. U. T. Hunger-Ford Brass & Copper Co.

(after stating the facts' as above). Guide strips for precisely the same purpose as Calkins’ were indeed old in November, 1919, when he filed his first application; they are disclosed in the Swiss patent to Cassani of 1910. They left no scope for invention, except in the form of the strips themselves. Probably Cassani assumed that the patterns might be curved, though he did not so show them, but in any case that would make no difference, because' bis strips were of thin metal, and to bend them was at best no more than a new use of his disclosure. But Cassani showed strips without wings, or…