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Patent drawing - Patent 1,998,672 - . Public domain image

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Summary

Card table invention by Laurens Hammond - US1998672 A

Public domain photograph of bureau, office furniture, free to use, no copyright restrictions image - Picryl description

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patent drawings united states patent drawings inventions
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Date

28/11/1932
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USPTO
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Link

https://www.uspto.gov/
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public domain

label_outline Explore United States Patent Drawings, Patent Drawings, Inventions

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patent drawings united states patent drawings inventions