Supreme Court of the United States January 22, 1975, 73-1697 (Standard Pressed Steel Co. v. Department of Revenue of Wash.)

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Opinion of the Court by

Mr. Justice Douglas,

announced by Mr. Chief Justice Burger.

Appellant, a manufacturer of industrial and aerospace fasteners (nuts and bolts generally), has its home office in Pennsylvania, one manufacturing plant there and another in California. Its principal customer in the State of Washington is the Boeing Company, in Seattle.