US PATENT SUBCLASS 73 / 83
.~.~ With successive minor and major load

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

78  DF  HARDNESS {2}
81  DF  .~ By penetrator or indentor {4}
83.~.~ With successive minor and major load

DEFINITION

Classification: 73/83

(under subclass 81) Subject matter wherein a penetrator or indentor is urged into the specimen with successive minor (to penetrate the skin) and major loads. Usually the penetration measurement begins with the major load.