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P re li mi na ry D ata S he et , DS 1, J ul y 20 01
IW E 8
In te r wo r k i n g E le m en t f or
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P XB 4 2 19 E /P X B 4 22 0 E/ P X B 42 21 E
V er s i o n 3. 4
Da ta c o m