Pp801-vintage Black Engineer's Slide Rule Patent Poster is a piece of digital artwork by Cole Borders which was uploaded on March 11th, 2020.
Pp801-vintage Black Engineer's Slide Rule Patent Poster
Displayed against a dark background are three detailed schematic drawings of an engineer's slide rule, as detailed in a patent illustration. Official... more
by Cole Borders
Title
Pp801-vintage Black Engineer's Slide Rule Patent Poster
Artist
Cole Borders
Medium
Digital Art
Description
Displayed against a dark background are three detailed schematic drawings of an engineer's slide rule, as detailed in a patent illustration. Official patent information is listed at the top, attributing the invention to L. W. Rosenthal with the patent date of August 9, 1904. Below the sketches, signatures of the inventor and witnesses are present, authenticating the document.
Uploaded
March 11th, 2020
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