Hata Takeki
Hatanaka Shiro
Hatas Peter J.
Hatch Tobie D.
Hauck Iwan
Hauck Iwan
Haugh Miller
Hauptman G. A.
Hausermann Elmer P.
Hausermann Marten C.
Hausermann Abrading & Process Co.
Hausermann Abrading Process Company
Haustein Manfred
Haverstock Charles B.
Hawkins James H.
Hawley Royal T.
Hayakawa Shohei
Hayasaka Tadashi
Hayashi Chiaki
Hayashi Kanji