Glaudel

We do not find it necessary to decide the question raised regarding the validity of the appellants’ patent for the reason that, assuming it to be \ • : valid, it does not appear that the appellee in any way infringed it. The record contains none of the evidence given in the trial court other than a stipulation by the respective parties to the effect that the appellant < has' received certain specified royalties for the use of his device. The patent sued on is a reissue, under date, August 22, 1922; the original having been issued July 13, 1920. It was for a wind-shield attachment for automobiles providing a clamping arrangement whereby an auxiliary wind-shield is attached to the main wind-shield, extending outwardly from either side of it. As shown in the drawings of the patent and in the model presented by stipulation of the parties, a vertical bracked 7 is fastened to a main wind-shield frame 6. At the extremities of the bracket 7 two arms 13 extend at right angles therefrom. Each arm 13 engages a plate of glass 12 and extends beyond one edge thereof. A clamping bar 15 is pivoted to the outer end of the arm 13 and is disposed on the other side of the glass plate 12 opposite the…