Shows the importance of mine products as a factor in transportation, discussing their relation to the railroads, and related subjects. (5000 w.) (No. 4119 N)
Transportation of mineral products
Pro Am Min Cong
1908
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Brakeable transportation ore cart for mine mineral transportation
Europäisches Patentamt | 2020
|