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U.S. Pat. No. 267,812

U.S. Pat. No. 267,812

thingiverse

A 1882 U.S. Patent 267,812 model exhibits cutting-edge book holder technology by Celia J. B. Whitehead and Emory J. Whitehead of New Jersey, USA. They reside in Bloomfield, Essex County, New Jersey. Their invention involves improvements in book-holders, with a description provided that skilled individuals can use to replicate the design. This information originates from Thingiverse and the U.S. Patent and Trademark Office (PTO).

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