-
-
Movable crane apparatus
-
Patent number 5,901,864
-
Issue date May 11, 1999
-
SeaTrax, Inc.
-
William D. Morrow
-
B66 - HOISTING LIFTING HAULING
-
Inverted kingpost crane
-
Patent number 5,487,478
-
Issue date Jan 30, 1996
-
William D. Morrow
-
B66 - HOISTING LIFTING HAULING
-
-
-
-
Anti-two block system
-
Patent number 4,280,628
-
Issue date Jul 28, 1981
-
John B. Goss
-
B66 - HOISTING LIFTING HAULING
-
-
-
-
Sheaving arrangement
-
Patent number 4,010,852
-
Issue date Mar 8, 1977
-
John B. Goss
-
B66 - HOISTING LIFTING HAULING