<http://webisa.webdatacommons.org/310768384>	<http://www.w3.org/ns/prov#value>	"The present invention relates to a method for calibrating measuring machines and more particularly to a method and apparatus suitable for calibrating surface texture measuring machines such as three-dimensional measuring machines and the like." .
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<http://webisa.webdatacommons.org/prov/447138768>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/310768384> .