Note 4 — Contributions from The Museum of History and Technology: Paper 37 Screw-Thread Cutting by the Master-Screw Method Since 1480
Reading edition
U.S. patent 10383 issued to Joseph Nason of New York, January 3, 1854.
Reading edition
U.S. patent 10383 issued to Joseph Nason of New York, January 3, 1854.