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Amos Woodward's pump patent number 222,116.

18990/55764

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✔ Original (780 x 1242)

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Amos Woodward pump patent 222_116_ circa 1879-xx.jpg

Letterhead showing Elmer Woodward's Lathe-Centre Grinder Contraption.

ELMER E. WOODWARD'S LAHTE CENTER GRINDER PATENT NUMBER 438,876.

Posted on: Tuesday 4 May 2021
Albums: Historical Woodward Governor Company Prime Mover Control Patents.
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