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GB191506147A
|
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Improvements in the Method of Indicating the Trim of Ships.
|
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GB191407051A
|
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Improvements in the Design of Submarines.
|
|
GB191401320A
|
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Improvements in the Methods of Ceiling Ordinary Floors in Ships.
|
|
GB191321179A
|
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Improvements in the Methods of Recording the Draught and Deadweight of Ships.
|
|
GB191106001A
|
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Improvements in the Construction of and Arrangements connected with Derricks for Ships, Barges and the like.
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CA484428A
|
|
Steel covers for ships' hatches
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CA383190A
|
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Steel hatch cover joint
|
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CA497834A
|
|
Steel hatch covers
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