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LEEDS & NORTHRUP CO. v. DOBLE ENGINEERING CO.

No. 4171.

159 F.2d 644 (1947)

LEEDS & NORTHRUP CO. v. DOBLE ENGINEERING CO.

Circuit Court of Appeals, First Circuit.

January 20, 1947.

Attorney(s) appearing for the Case

George K. Woodworth, of Boston, Mass., for appellant.

J. Lewis Stackpole, of Boston, Mass. (H. L. Kirkpatrick, Edgar H. Kent and Fish, Richardson & Neave, all of Boston, Mass., on the brief), for appellee.

Before MAHONEY, GOODRICH (by special assignment), and WOODBURY, Circuit Judges.

WOODBURY, Circuit Judge.

This is an appeal from a second judgment entered in protracted litigation involving the validity and infringement of claim 15 of Doble's patent No. 1,945,263 for an "Apparatus for Testing Insulating Values."1 In our former opinion reported in 1 Cir., 134 F.2d 78, we stated the problem to which Doble addressed his attention and his solution thereof. For present purposes it will...

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