Title:
Ship's cargo boom with pendulum purchase block fitting
United States Patent 3236390
Inventors:
Johannes, Sprengel Heinz Ferdin
Publication Date:
02/22/1966
Export Citation:
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Assignee:
Stulcken, Sohn H. C.
Primary Class:
212/310
International Classes:
B63B27/04; B66C23/60; B63B27/00; B66C23/00
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US Patent References:
3107790Cargo rig
3042222Cargo boom
2914193Loading devices of ships
Foreign References:
DE937992C