𝔖 Bobbio Scriptorium

✦ LIBER ✦

89. For a machine for grinding, levelling, and polishing plates of metal, and other hard substances; William J. Stone, city of Washington, District of Columbia, April 30

Book ID: 114028858
Publisher: Elsevier Science
Year: 1831
Tongue: English
Weight: 60 KB
Volume: 12
Category: Article
ISSN: 0016-0032
DOI: 10.1016/s0016-0032(31)90245-7

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Specification of a patent for a machine

Specification of a patent for a machine for grinding, levelling, and polishing metallic plates, to prepare them for the engraver, and for other purposes. Granted to J.W. Stone, Washington city, D. C. April 30, 1831

✍ J.W. Stone 📂 Article 📅 1831 🏛 Elsevier Science 🌐 English ⚖ 219 KB