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Patents for Ida Heitz
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
534,006Feb. 12, 1895J. PowellLubricator
604,265May 17, 1898J. PowellLubricator
614,967Nov. 29, 1898J. MillsCrank Planer and Metal Shaper
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