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Elmer E. Woodward's first oil pressure(hydraulic) water wheel governor.

1106434 4.jpg 1106434.  Page 3.ThumbnailsRelay valve oil pressure water wheel governor patent 1,106,434.1106434.  Page 3.ThumbnailsRelay valve oil pressure water wheel governor patent 1,106,434.1106434.  Page 3.ThumbnailsRelay valve oil pressure water wheel governor patent 1,106,434.1106434.  Page 3.ThumbnailsRelay valve oil pressure water wheel governor patent 1,106,434.
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Make
Eastman Kodak Company
DateTimeOriginal
2010:07:18 13:46:58

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