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Patents for Hezekiah Hawley
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
7,607XJun. 04, 1833H. HawleyFlax and hemp dressing machineflax and hemp machines
7,630XJun. 29, 1833H. HawleyFlax and hemp cleaning, softening, separating, and shortening the staples or fibresflax and hemp machines
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