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*035  $a(EXLNZ-47BIBSYS_NETWORK)990210257384702201
*035  $a(NO-LaBS)14332783(bibid)
*035  $a(NO-TrBIB)021025738
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*24500$aForced out of the closet :$bthe impact of the American inventors protection act on the timing of patent disclosure
*260  $aCambridge, Mass.$bNBER$c2001
*300  $a37 s.
*4901 $aNBER working paper series$v8374
*7001 $aJohnson, Daniel K. N.$_108373100
*7001 $aPopp, David$_20701900
*7102 $aNational Bureau of Economic Research (Forente Stater)$_13074800
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v8374$w999105437124702201$_13074900
*901  $a60
*999  $aoai:nb.bibsys.no:990210257384702202$b2021-11-14T20:51:57Z$z990210257384702202
^