Original file (1,159 × 1,704 pixels, file size: 947 KB, MIME type: application/pdf, 10 pages)
English: 10 page patent by Wright brothers of their key first airplane
|Source||Google patents US821393|
|Author||Orville Wright, Wilbur Wright|
|Public domainPublic domainfalse|
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1924.
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|current||01:50, 13 August 2017||1,159 × 1,704, 10 pages (947 KB)||Econterms||User created page with UploadWizard|
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|Page size||556.8 x 817.92 pts|
|Version of PDF format||1.3|