Title of article
A return to volume 1 of World Patent Information
Author/Authors
Charles Oppenheim، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2004
Pages
3
From page
25
To page
27
Keywords
World Patent Information , Patent classification schemes , Patent searching , Historical context , policy analysis , microfilm , Punch cards , Batch computer searching , Internet technology , Patent information providers , Commercial intelligence
Journal title
World Patent Information
Serial Year
2004
Journal title
World Patent Information
Record number
274031
Link To Document