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Patents for Honolulu Iron Works | |||||
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Picture | Number | Date | Patentee | Title | |
1,021,829 | Apr. 02, 1912 | W.J. Dyer, A.F. Ewart | Sugar Cane Mill | ||
1,061,535 | May 13, 1913 | A.F. Ewart | Sugar Cane Mill | ||
1,106,291 | Aug. 04, 1914 | A.F. Ewart | Sugar Cane Mill | ||
![]() | 1,106,301 | Aug. 04, 1914 | C.J. Hedemann | Sugar Cane Mill |