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Priority to JP1984201374UpriorityCriticalpatent/JPS61110493U/ja
Publication of JPS61110493UpublicationCriticalpatent/JPS61110493U/ja
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
Y02T70/00—Maritime or waterways transport
Y02T70/10—Measures concerning design or construction of watercraft hulls
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Cleaning Or Clearing Of The Surface Of Open Water
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