000 00444nam a22001817c 4500
001 17644
003 OSt
005 20190814091453.0
007 t|
008 190702s1961 xxu||||| |||| 00| 0 d
110 1 _aUnited States Patent Office <Washington>
245 0 0 _aPatent Laws
250 _aJanuary 3, 1961
264 1 _aWashington:
_bGov. Print. Off.,
_c1961
300 _aIV, 97 S.
650 _aPatentrecht
_93576
650 _aUSA
_94716
999 _c10240
_d10240