Maunder v Wanganui Sash and Door Factory and Timber Co Ltd - [1928] NZLR 566

Patent — Action for Infringement — Combination Patent — Application of Recognized Materials to produce Novel and Useful Result supplying a Want in Trade — Defence that no Invention necessary to produce Result — Anticipation by Prior Letters Patent and Publications — No clear and unmistakable Directions to use Apparatus described therein to produce like Result — "Paper Anticipations" — Patent held valid.