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Patent 3,051,138. Sheet 1 of 2. Hydraulic governors.

Patent 3,051,138. Sheet 1 of 2..jpg ThumbnailsPage 1 of Rufus Oldenburger's engine governor patent.ThumbnailsPage 1 of Rufus Oldenburger's engine governor patent.ThumbnailsPage 1 of Rufus Oldenburger's engine governor patent.ThumbnailsPage 1 of Rufus Oldenburger's engine governor patent.