000 00491nam a22001817c 4500
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003 OSt
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008 190702s1949 xxu||||| |||| 00| 0 d
110 1 _aUnited States Departement of Commerce <Washington> / Patent Office
245 0 0 _aRules of practice in the United States Patent Office
250 _aRev. March 1, 1949
264 1 _aWashington,
_c1949
300 _a146 S.
650 _aPatentwesen
_93556
650 _aUSA
_94716
999 _c11005
_d11005