By U.S. government - Extracted from PDF file here, Public Domain, https://commons.wikimedia.org/w/index.php?curid=2656608
Ic Engines Volume 2 1 copy
No events listed. (add an event)
Is this you?
Become a LibraryThing Author.
Member ratingsAverage: No ratings.
Improve this author
United States Patent and Trademark Office is currently considered a "single author." If one or more works are by a distinct, homonymous authors, go ahead and split the author.
United States Patent and Trademark Office is composed of 8 names. You can examine and separate out names.