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1980-02-29 |
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Harco Corporation |
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1980-06-06 |
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Способ определения пространственного положения протяженных объектов, расположенных на глубине, преимущественно расположенных под водой, и трассоискатель электромагнитный, преимущественно трассоискатель электромагнитный судовой для осуществления способа
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Seismic streamer shape correction using derived compensated magnetic fields
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