DAVIS, Circuit Judge.
The appellants, Bituminous Products Company, owner, and the Barber Asphalt Company, exclusive licensee, of the reissued letters patent No. 15,401, granted to Leonard Schade Van Westrum on July 4, 1922, filed a bill of complaint against the Headley Good Roads Company, charging it with infringement of the first three claims.
Claim 1 is the broadest, and claim 2 is substantially like it. These relate to the method of building roads which...
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