Installation of 30-ton Mariner cranes for handling packaged lumber on seven ships of Oliver J.Olson and Co; units replace 20-ton cranes on some ships and boom gear on others; power is supplied by 3-cyl General Motors diesel engine rated at 96 hp.
Unit crane cuts cost for lumber fleet
Mar Eng
Marine Engineering ; 61 , n 8
1956
Article (Journal)
English
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LUMBER GRABBER FOR AUTOMATED CRANE, METHOD AND COMPUTER READABLE MEDIUM
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