G-12700 |
Design patent # D4,136, June 7, 1870 by J.J.C. Smith. Less successful than G-12600. Assigned to Metallic Compression Casting Co. assignor to Russell & Erwin.
|
Dates:C. 1870 |
G-12700 |
|
Dates:C. 1870 |
|
All Rights Reserved
|