Universal Wrench Company (Portland, OR)

​Universal Wrench Co. (Portland, OR)​ - Articles of Incorporation filed on 12/19/1910.  The company appears to be virtually defunct by 1917, when they reduced their capital stock from $100,000 to $10,000.

Carl G. & Carl F. Youngquist Patent #1048380 - Wrench

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September, 1913 Scientific American Advertisement

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