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Manufactured By:
F. A. Hull & Co.
Danbury, CT

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Title: 1875 Ad-F. A. Hull & Co., The Danbury Drill Chuck
Source: Frasse & Co. Catalogue, 1875, pg. 33
Insert Date: 7/23/2022 2:20:29 PM

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US Patent: 141,817
https://www.datamp.org/patents/displayPatent.php?number=141817&typeCode=0
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F. A. Hull & Co., The Danbury Drill Chuck
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