US PATENT SUBCLASS 114 / 69
.~.~ Linings and fillings

Current as of: June, 1999
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114 /   HD   SHIPS

65 R  DF  BUILDING {17}
68  DF  .~ Insubmergible vessels {1}
69.~.~ Linings and fillings

DEFINITION

Classification: 114/69

Vessels of insubmergible or nonsinkable type having linings or fillings in the sheathing that through yielding surfaces, waterproof, or leak stopping qualities prevent the admission of water.