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CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER U—OCEANOGRAPHIC RESEARCH VESSELS (parts 188 to 196) > PART 189—INSPECTION AND CERTIFICATION > SUBPART 189.25—Inspection for Certification (§189.25-1 to §189.25-50) > 189.25-35—Marine engineering equipment.