US PATENT SUBCLASS 405 / 18
.~.~ Continuous concrete or concrete filled bag

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

15  DF  BANK, SHORE, OR BED PROTECTION {2}
16  DF  .~ Revetment {3}
18.~.~ Continuous concrete or concrete filled bag

DEFINITION

Classification: 405/18

Continuous concrete or concrete filled bag:

(under subclass 16) Apparatus wherein the object or material is in the form of an uninterrupted layer of cement or asphalt concrete or is in the form of a pliant receptacle which is filled with such material.