WALKER, Circuit Judge.
By bill in equity the appellants charged infringement by the appellee of the following claims of United States patent No. 1,517,185, issued November 25, 1924, to George Beaton, for blast furnace tuyere:
"1. A blast furnace tuyere comprising a cylindrical body portion, an annular water jacket in the body portion, the body portion being formed with a cored out recess in the nose, and a filling of refractory material in the recessed nose...
Let's get started
Welcome to the leading source of independent legal reporting
Sign on now to see your case.
Or view more than 10 million decisions and orders.
- Updated daily.
- Uncompromising quality.
- Complete, Accurate, Current.