FORD, District Judge.
This is an action for infringement of U. S. Patent No. 1,977,773, issued October 23, 1934 to plaintiff Rice, for a tappet valve clearance compensator. Only claim 9 of the patent is involved in the present action. Defendant moves for summary judgment holding claim 9 of the patent invalid.
In the construction of the train or gear by which motion is transmitted between the cam and the valve stem of an internal combustion engine it is necessary...
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