Design of new type of rolling cover made of steel; covers can be manipulated electrically, by winch, or by hand; diagrams show elements and also construction for ships usually carrying deck loads, for tweendecks, and for river barges and lighters.
Ermans steel hatch-covers for ships
Int Shipbldg Progress
International Shipbuilding Progress ; 4 , n 29
1957
3 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Ermans Steel hatch-covers for ships
IOS Press | 1957
Engineering Index Backfile | 1949
Engineering Index Backfile | 1949
Engineering Index Backfile | 1930
Engineering Index Backfile | 1941