Cover image for Patent laws of the world
Title:
Patent laws of the world
Author:
Singer, B. (Berthold), 1860-
Edition:
Fifth edition.
Publication Information:
[Hammond, Ind.] : W.B. Conkey , 1930.
Physical Description:
335 pages ; 24 cm
General Note:
Includes index.
Language:
English
Genre:
Format :
Book