III · Science
MaterialTool
Subjects
Technology, Engineering, Agriculture, Veterinary Science · Engineering - Mechanical · Material Science · Miscellaneous Software · Mechanics - General · Science
Language
ENG




![Cover of [William Wheeler Hubbell, authorized to apply for patents.] by United States. Congress. Senate. Committee on Patents](https://covers.openlibrary.org/b/id/10200621-M.jpg)
