MOORMAN, Circuit Judge.
This is a suit for infringement of claims 1, 2 and 4 of the Bucknam patent, No. 1,059,329, for an apparatus for severing metals by means of gases. The defenses are invalidity and noninfringement. The court below denied both defenses, sustaining all the claims relied upon and holding them infringed.
The patented structure is used for making cuts of any desired form or design in metals of varying thicknesses. It consists of a blowpipe...
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