Similar to U30_(ドイツ潜水艦・2代)

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  U29 (ドイツ潜水艦・2代)

  German submarine U-29 (1936)
  
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  U30 (ドイツ潜水艦・2代)

  German submarine U-30 (1936)
  
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  U31 (ドイツ潜水艦・2代)

  German submarine U-31 (1936)
  
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  U34 (潜水艦・2代)

  German submarine U-34 (1936)
  
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  UボートVII型

  Type VII submarine
  ▲2 trends

  
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  U32 (ドイツ潜水艦・2代)

  German submarine U-32 (1937)
  
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  U46 (潜水艦・2代)

  German submarine U-46 (1938)
  
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  U48 (潜水艦・2代)

  German submarine U-48 (1939)
  
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  U77 (潜水艦・2代)

  German submarine U-77 (1940)
  
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  U79 (潜水艦・2代)

  German submarine U-79 (1941)
  
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  U82 (潜水艦・2代)

  German submarine U-82 (1941)
  
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  U91 (潜水艦・2代)

  German submarine U-91 (1941)
  
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  U96 (潜水艦・2代)

  German submarine U-96 (1940)
  
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  U98 (潜水艦・2代)

  German submarine U-98 (1940)
  
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  U99 (潜水艦・2代)

  German submarine U-99 (1940)
  
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  U101 (潜水艦・2代)

  German submarine U-101 (1940)
  
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  U132 (潜水艦)

  German submarine U-132 (1941)
  
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  U133 (潜水艦)

  German submarine U-133 (1941)
  
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  U136 (潜水艦・2代)

  German submarine U-136 (1941)
  
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  U201 (潜水艦)

  German submarine U-201
  
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  U205 (潜水艦)

  German submarine U-205
  
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  U206 (潜水艦)

  German submarine U-206
  
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  U483 (潜水艦)

  German submarine U-483
  
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  U486 (潜水艦)

  German submarine U-486
  
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  U552 (潜水艦)

  German submarine U-552
  
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  U556 (潜水艦)

  German submarine U-556
  
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  U557 (潜水艦)

  German submarine U-557
  
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  U612 (潜水艦)

  German submarine U-612