| http://www.w3.org/ns/prov#value | - Thus, as previously mentioned, with respect to a conventional type of row grabber such as described in U.S. Pat. No. 3,889,054, such a grabber is preferably modified to defeat the functioning of the permission logic so as to enable it to be used as a fixed pre-programmed grabber without undue long waiting time if there is an inadvertent power loss for the grabber 70 which would cause the user to h
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