US PATENT SUBCLASS 73 / 594
.~.~ Soil or building structure

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

570  DF  VIBRATION {10}
584  DF  .~ By mechanical waves {13}
594.~.~ Soil or building structure

DEFINITION

Classification: 73/594

Soil or building structure:

(under subclass 584) Subject matter wherein means are provided for determining the soundness of soil or building or support structure.