000 00476nam a22001817c 4500
001 14089
003 OSt
005 20190814091301.0
007 t|
008 190702s1961 xxu||||| |||| 00| 0 d
110 1 _aUnited States Department of Commerce <Washington> / Patent Office
245 0 0 _aGeneral information concerning patents
250 _aJune 1960, repr. 1961
264 1 _aWashington,
_c1961
300 _a39 S.
650 _aPatentwesen
_93556
650 _aUSA
_94716
999 _c8290
_d8290