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2844116
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Patent Grant
2844116
References
Source
Patent Number
2,844,116
Date Filed
Not available
Date Issued
Tuesday, July 22, 1958
66 years ago
CPC
B63C7/12 - by bringing air or floating bodies or material into vessels or objects
B63C2007/125 - using buoyant masses
US Classifications
114 - Ships
406 - Conveyors: fluid current
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