MERRILL, Circuit Judge:
Appellant brought suit charging infringement of claim 12 of Andersson patent 2,775,274, and claims 1, 2, 3 and 5 of Leffler patent 2,855,010. The District Court dimissed the action, holding those patents invalid as to the claims in issue and this appeal followed.
The patents in suit relate to ring-type log debarkers in which the debarking tools are carried by a rotating ring through the center of which the logs are fed. The arms on...
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