Title of article
US patents in 1856
Author/Authors
Michael Blackman، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
7
From page
251
To page
257
Keywords
Repeal invalid patents , Patent copies , US patents , historical , Patent commissioner report , Input , US patent office , Annual fees , Workload , English patent office , French patent office
Journal title
World Patent Information
Serial Year
2006
Journal title
World Patent Information
Record number
274151
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