000 00468nam a22001577a 4500
008 230519b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aR 347.77/.78(02)
_bM6
100 _aWilliams, John F
245 _aManager's guide to patents, trade marks & copyright
260 _aChicago:
_bBilling & Sons Ltd.,
_c1986
300 _a167p.
650 _aManagement
653 _aBiography
942 _2udc
_cREF
999 _c32329
_d32329