A Thrustor Lowering Control System for A-C Crane Hoists

Author(s): E. L. Schwarz-Kast
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 January 1947
Volume: 66
Page(s): 139 - 144
ISSN (Paper): 0096-3860
DOI: 10.1109/T-AIEE.1947.5059416
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