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110 1 _aUnited States Patent and Trademark Office <Washington>
245 0 0 _aIndex of Patents :
_bPart 1: List of Patentees Vol. 1.2 ; Part 2: index to Subjects of Inventions
250 _a2000
264 1 _aWashington,
_c[2004]
300 _aGetr. Zählung
650 _aUSA
_94716
650 _aPatent
_93565
650 _aIndex
_91964
999 _c2772
_d2772