E
SECTION E — FIXED CONSTRUCTIONS
BUILDING
E02
HYDRAULIC ENGINEERING
;
FOUNDATIONS
;
SOIL-SHIFTING
E02C
SHIP-LIFTING DEVICES OR MECHANISMS
P:0
E02C 1/00
Locks
;
Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
(lock gates
Fulltext...
Hierarchy...
Expanded...
E02B 7/20
)
P:10
E02C 3/00
Inclined-plane ship-lifting mechanisms
P:20
E02C 5/00
Mechanisms for lifting ships vertically
(salvaging sunken vessels
Fulltext...
Hierarchy...
Expanded...
B63C 7/00
)