Legal Opinion
Imperial Brass Mfg. Co. v. Bonney Forge & Tool Works, Inc.
District Court, E.D. Pennsylvania
Decided March 12, 1941No. 409PublishedCited by 2 opinions
1Opinion of the Court
KIRKPATRICK, District Judge.
This is a suit for infringement of letters patent No. 1,724,697 to Dobrick.
For a number of reasons, when connections in copper tubing are to be made, the most satisfactory results can be obtained by flaring the ends of the tubes. This is the principal use of the patented device, which is called a flaring tool. It is intended to be parried in a repairman’s kit. As a result of the increase in the use of copper tubing in home refrigerating apparatus, water piping, gas stove assemblies, and in the automotive and airplane fields, flaring tools have become ordinary…
2Cases cited8 opinions
- Lincoln Engineering Co. v. Stewart-Warner Corp.Supreme Court of the United States · 1938
- Electric Storage Battery Co. v. ShimadzuSupreme Court of the United States · 1939
- Schriber-Schroth Co. v. Cleveland Trust Co.Supreme Court of the United States · 1938
- Macbeth-Evans Glass Co. v. General Electric Co.Court of Appeals for the Sixth Circuit · 1917
- Cleveland Trust Co. v. Schriber-Schroth Co.Court of Appeals for the Sixth Circuit · 1937
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3Cited by2 opinions
- Stearns v. Tinker & RasorCourt of Appeals for the Ninth Circuit · 1955
- Stearns v. RasorCourt of Appeals for the Ninth Circuit · 1955