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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0664502 (1976-03-08) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 12 인용 특허 : 0 |
A seismic exploration system for use on ice-covered waters is disclosed. The system comprises a housing which contains equipment such as an engine, a compressor, means for boring holes in the ice, and acoustic signal generating means that can be lowered into the water through holes in the ice. The h
A seismic exploration apparatus for use on ice-covered water, comprising: a housing, said housing being substantially enclosed, said housing having a floor with a hole therein; means for generating acoustic signals; power means located within said housing for supplying power to said generating means
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