Signature mark | NL 069/070 |
---|---|
Subject | Brief (1) |
Author |
Koch, Richard
|
Recipient |
Reuleaux, Franz
|
Title | Koch, Richard an Reuleaux, Franz |
Contains | Patenterteilung über eine Drehbank |
Places | Dortmund |
Duration | 14.12.1874 |
Scope | 1 Bl. hs. |
Subject area | Drehen <640.04.03> |
Rights notice | CC BY-SA 4.0 |