Official Gazette of the United States Patent Office United States. Patent Office Published: 1967 Total Pages: 2494 Get eBook
Proceedings - Institution of Mechanical Engineers Institution of Mechanical Engineers (Great Britain) Published: 1899 Total Pages: 496 Get eBook
Spon's Dictionary of Engineering, Civil, Mechanical, Military and Naval Oliver Byrne Published: 1869 Total Pages: 392 Get eBook
Scientific Canadian Mechanics' Magazine and Patent Office Record Canada. Patent Office Published: 1905 Total Pages: 1458 Get eBook
Official Gazette of the United States Patent Office USA Patent Office Published: 1894 Total Pages: 1876 Get eBook
