Welcome to the Woodward Governor Company unofficial History Site

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Irl C. Martin's patent for a permanent magnetic generator (PMG).

1_884_043.jpg IN MEMORIAM. FRED A. HUMPHREY, M.D. 1896 - 1989.Thumbnails2IN MEMORIAM. FRED A. HUMPHREY, M.D. 1896 - 1989.Thumbnails2IN MEMORIAM. FRED A. HUMPHREY, M.D. 1896 - 1989.Thumbnails2IN MEMORIAM. FRED A. HUMPHREY, M.D. 1896 - 1989.Thumbnails2