WATER HAMMER ARRESTER CORPORATION v. TOWER

No. 8900.

156 F.2d 775 (1946)

WATER HAMMER ARRESTER CORPORATION v. TOWER.

Circuit Court of Appeals, Seventh Circuit.

Rehearing Denied August 31, 1946.


Attorney(s) appearing for the Case

Elwin A. Andrus, of Milwaukee, Wis., and Harold Olson, of Chicago, Ill., for appellant.

Bertram Wm. Coltman, of Chicago, Ill., and Ralph W. Brown, of Milwaukee, Wis., for appellee.

Before SPARKS and MAJOR, Circuit Judges, and BRIGGLE, District Judge.


SPARKS, Circuit Judge.

By this complaint Water Hammer Arrester Corporation sought a declaratory judgment against the defendant relative to United States patent to Tower, No. 2,273,766, issued February 17, 1942, upon an application filed August 4, 1940. The alleged invention covered by the patent relates to a water hammer arrester, or other energy absorbing appliance of the type in which abnormal impulses or fluctuations in pressure of water or other liquid in a pipe...

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