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Cotton Gins...the machine invented by Eli Whitney, for ginning cotton, politely sent to us from the U.S. Patent Office

Illus. in: American Farmer ..., v. 4. Baltimore, 1823, p. 380. Reference copy may be in LOT 4434 F. This record contains unverified, old data from caption card. Caption card tracings: Farm machinery...; Cotton More

U. S. Patent Office - stereoscopic view, public domain photorpaph

U.S. Patent Office from corner of 9th and G, looking S.E., church in background. Stereo by W.M. Chase. Title from back of stereograph. From the series: Metropolitan and suburban scenery, Washington, D.C., no. 1 More

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain photograph of public building, train station, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Public domain dedication image

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, 7/16/25 - Glass negative photogrpah. Public domain.

Public domain photograph of department store building, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office, [7/16/25] - Public domain dedication image

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

CAPE CANAVERAL, Fla. - In the Debus Conference Center of the Kennedy Space Center Visitor Complex, winners of the NASA OPTIMUS PRIME Spinoff Video Contest receive awards from Joyce Ward, the United States Patent and Trademark Office's education coordinator/administrator, left Ansel Brown, country music singer and song writer of "When You Fly" Sarah Carroll, brand manager of TRANSFORMERS for Hasbro Inc. Peter Cullen, the voice of OPTIMUS PRIME from the "Transformers" franchise Matt Schatzle, executive director of the American Society of Mechanical Engineers Foundation Nona Cheeks, chief of the Technology Commercialization Office at NASA's Goddard Space Flight Center in Greenbelt, Md. and Darryl Mitchell, NASA's project manager for the video contest. The contest challenged students in grades three through 12 to study NASA spinoff technologies and produce short, creative videos promoting their favorites. Goddard's Innovative Partnerships Office designed the contest to help students see the benefits of NASA technology here on Earth. NASA collaborated with Hasbro in using the OPTIMUS PRIME character. Photo credit: NASA/Jim Grossmann KSC-2012-2048

CAPE CANAVERAL, Fla. - In the Debus Conference Center of the Kennedy Space Center Visitor Complex, winners of the NASA OPTIMUS PRIME Spinoff Video Contest receive awards from Joyce Ward, the United States Paten More